<?xml version="1.0" encoding="utf-8"?>
<!--
    *****************************************************************************
    * This XML file was generated by ET_Redux.                                  *
    * For more info, visit https://CIRDLES.org                                  *
    *****************************************************************************
-->
<Aliquot  xmlns="https://raw.githubusercontent.com/EARTHTIME/Schema"
        xmlns:xs="http://www.w3.org/2001/XMLSchema"
        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
        xsi:schemaLocation="https://raw.githubusercontent.com/EARTHTIME/Schema
                            https://raw.githubusercontent.com/EARTHTIME/Schema/master/AliquotXMLSchema.xsd">
  <keyWordsCSV></keyWordsCSV>
  <mySESARSampleMetadata>
    <stratigraphicFormationName>NONE</stratigraphicFormationName>
    <stratigraphicGeologicAgeMa>NONE ( 0 Ma - 0 Ma )</stratigraphicGeologicAgeMa>
    <stratigraphicMinAbsoluteAgeMa>0.0</stratigraphicMinAbsoluteAgeMa>
    <stratigraphicMaxAbsoluteAgeMa>0.0</stratigraphicMaxAbsoluteAgeMa>
    <detritalType>NONE</detritalType>
  </mySESARSampleMetadata>
  <analysisPurpose>SingleAge</analysisPurpose>
  <sampleIGSN>SSR.IENSH0001</sampleIGSN>
  <aliquotIGSN>IENSH0005</aliquotIGSN>
  <aliquotName>BBC-SBA1 Zircon</aliquotName>
  <laboratoryName>MIT</laboratoryName>
  <analystName>Jahan Ramezani</analystName>
  <aliquotComment>NONE</aliquotComment>
  <aliquotReference>NONE</aliquotReference>
  <aliquotInstrumentalMethod>ID-TIMS</aliquotInstrumentalMethod>
  <aliquotInstrumentalMethodReference>NONE</aliquotInstrumentalMethodReference>
  <calibrationUnct206-238>0.0000</calibrationUnct206-238>
  <calibrationUnct208-232>0.0000</calibrationUnct208-232>
  <calibrationUnct207-206>0.0000</calibrationUnct207-206>
  <analysisImages>
    <AnalysisImage>
      <imageType>concordia</imageType>
      <imageURL>http://www.geochronportal.org/uploadimages/20052-concordia-tempConcordia.svg</imageURL>
    </AnalysisImage>
  </analysisImages>
  <mineralStandardModels/>
  <sampleDateModels>
    <SampleDateModel>
      <name>weighted mean 206Pb/238U (Th-corrected)</name>
      <value>1091609816.960383892059326171875</value>
      <uncertaintyType>ABS</uncertaintyType>
      <oneSigma>70973.03054641382186673581600189208984375</oneSigma>
      <meanSquaredWeightedDeviation>1.027083326006046792855386229348368942737579345703125</meanSquaredWeightedDeviation>
      <internalTwoSigmaUnct>141946.0610928276437334716320037841796875</internalTwoSigmaUnct>
      <internalTwoSigmaUnctWithTracerCalibrationUnct>302703.970728513668291270732879638671875</internalTwoSigmaUnctWithTracerCalibrationUnct>
      <internalTwoSigmaUnctWithTracerCalibrationAndDecayConstantUnct>1206677.99312434694729745388031005859375</internalTwoSigmaUnctWithTracerCalibrationAndDecayConstantUnct>
      <includedFractionsVector>
        <fractionID>z1</fractionID>
        <fractionID>z2</fractionID>
        <fractionID>z3</fractionID>
        <fractionID>z4</fractionID>
        <fractionID>z5</fractionID>
        <fractionID>z6</fractionID>
      </includedFractionsVector>
      <explanation>Explanation</explanation>
      <comment>Comment</comment>
      <preferred>true</preferred>
    </SampleDateModel>
  </sampleDateModels>
  <pbBlanks>
    <PbBlankICModel>
      <modelName>MIT_BlankIC_092315</modelName>
      <versionNumber>1</versionNumber>
      <minorVersionNumber>0</minorVersionNumber>
      <labName>MIT</labName>
      <dateCertified>2015-09-23</dateCertified>
      <reference>No reference</reference>
      <comment>No comment</comment>
      <ratios>
        <ValueModel>
          <name>r206_204b</name>
          <value>18.145833</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.475155</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>r207_204b</name>
          <value>15.303903</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.295535</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>r208_204b</name>
          <value>37.107788</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.875051</oneSigma>
        </ValueModel>
      </ratios>
      <rhos>
        <entry>
          <string>rhoR207_204b__r208_204b</string>
          <big-decimal>0.480847999999999997644550830955267883837223052978515625</big-decimal>
        </entry>
        <entry>
          <string>rhoR206_204b__r208_204b</string>
          <big-decimal>0.5769859999999999988773424774990417063236236572265625</big-decimal>
        </entry>
        <entry>
          <string>rhoR206_204b__r207_204b</string>
          <big-decimal>0.323730999999999990990318110561929643154144287109375</big-decimal>
        </entry>
      </rhos>
    </PbBlankICModel>
  </pbBlanks>
  <tracers>
    <TracerUPbModel>
      <modelName>ET2535</modelName>
      <versionNumber>3</versionNumber>
      <minorVersionNumber>0</minorVersionNumber>
      <tracerType>mixed 202-205-233-235</tracerType>
      <labName>EARTHTIME</labName>
      <dateCertified>2012-07-09</dateCertified>
      <reference>No reference</reference>
      <comment>EARTHTIME-supplied model</comment>
      <ratios>
        <ValueModel>
          <name>r202_205t</name>
          <value>0.999239128056085</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.000265554717724025</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>r204_205t</name>
          <value>0.000105</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.00000915843141929646</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>r206_205t</name>
          <value>0.000482509449698359</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.000166042236484442</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>r207_205t</name>
          <value>0.000432369168809505</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.000137658376026938</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>r208_205t</name>
          <value>0.00104222718281</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.000334948793014228</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>r233_235t</name>
          <value>0.9950621757</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.0000538364810724104</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>r238_235t</name>
          <value>0.0030799297</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.000000395548132250173</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>concPb205t</name>
          <value>0.0000000000103116</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.000000000000025779</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>concU235t</name>
          <value>0.00000000103356161714094</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.00000000000259506527095644</oneSigma>
        </ValueModel>
      </ratios>
      <rhos>
        <entry>
          <string>rhoR202_205t__r208_205t</string>
          <big-decimal>0.00773502668653982</big-decimal>
        </entry>
        <entry>
          <string>rhoR206_205t__concU235t</string>
          <big-decimal>-0.000636139894281656</big-decimal>
        </entry>
        <entry>
          <string>rhoR202_205t__r233_235t</string>
          <big-decimal>-0.0140916024945161</big-decimal>
        </entry>
        <entry>
          <string>rhoR204_205t__r207_205t</string>
          <big-decimal>0.99902225892771</big-decimal>
        </entry>
        <entry>
          <string>rhoR207_205t__concU235t</string>
          <big-decimal>-0.00064857498297949</big-decimal>
        </entry>
        <entry>
          <string>rhoR202_205t__r204_205t</string>
          <big-decimal>0.00739680731141555</big-decimal>
        </entry>
        <entry>
          <string>rhoR233_235t__concU235t</string>
          <big-decimal>0.0329317147303595</big-decimal>
        </entry>
        <entry>
          <string>rhoR202_205t__r207_205t</string>
          <big-decimal>0.00794136244518988</big-decimal>
        </entry>
        <entry>
          <string>rhoR204_205t__r206_205t</string>
          <big-decimal>0.998212278075014</big-decimal>
        </entry>
        <entry>
          <string>rhoR238_235t__concU235t</string>
          <big-decimal>-0.0213714959352477</big-decimal>
        </entry>
        <entry>
          <string>rhoR233_235t__r238_235t</string>
          <big-decimal>-0.593855080520382</big-decimal>
        </entry>
        <entry>
          <string>rhoR206_205t__r208_205t</string>
          <big-decimal>0.998839747943053</big-decimal>
        </entry>
        <entry>
          <string>rhoR208_205t__concU235t</string>
          <big-decimal>-0.000585327855406347</big-decimal>
        </entry>
        <entry>
          <string>rhoR204_205t__r208_205t</string>
          <big-decimal>0.997578360594083</big-decimal>
        </entry>
        <entry>
          <string>rhoConcPb205t__concU235t</string>
          <big-decimal>0.995699056887309</big-decimal>
        </entry>
        <entry>
          <string>rhoR204_205t__concU235t</string>
          <big-decimal>-0.000591102087394544</big-decimal>
        </entry>
        <entry>
          <string>rhoR202_205t__r206_205t</string>
          <big-decimal>0.00807546785387666</big-decimal>
        </entry>
        <entry>
          <string>rhoR207_205t__r208_205t</string>
          <big-decimal>0.99925971261631</big-decimal>
        </entry>
        <entry>
          <string>rhoR202_205t__concU235t</string>
          <big-decimal>-0.0847323000860479</big-decimal>
        </entry>
        <entry>
          <string>rhoR206_205t__r207_205t</string>
          <big-decimal>0.999242385302839</big-decimal>
        </entry>
      </rhos>
    </TracerUPbModel>
  </tracers>
  <alphaPbModels/>
  <alphaUModels/>
  <analysisFractions>
    <AnalysisFraction>
      <isLegacy>false</isLegacy>
      <sampleName>BBC-SBA1</sampleName>
      <fractionID>z1</fractionID>
      <grainID>z1</grainID>
      <zircon>true</zircon>
      <imageURL URL=""/>
      <timeStamp>October 21, 2017 1:45 PM</timeStamp>
      <mineralName>zircon</mineralName>
      <settingType>other</settingType>
      <numberOfGrains>1</numberOfGrains>
      <estimatedDate>0.0</estimatedDate>
      <staceyKramersOnePctUnct>1.0000</staceyKramersOnePctUnct>
      <staceyKramersCorrelationCoeffs>0.5000</staceyKramersCorrelationCoeffs>
      <physicallyAbraded>false</physicallyAbraded>
      <leachedInHFAcid>false</leachedInHFAcid>
      <annealedAndChemicallyAbraded>true</annealedAndChemicallyAbraded>
      <chemicallyPurifiedUPb>false</chemicallyPurifiedUPb>
      <analysisFractionComment>NONE</analysisFractionComment>
      <pbBlankID>MIT_BlankIC_092315 v.1.0</pbBlankID>
      <tracerID>ET2535 v.3.0</tracerID>
      <fractionationCorrectedPb>true</fractionationCorrectedPb>
      <alphaPbModelID>#NONE#</alphaPbModelID>
      <fractionationCorrectedU>false</fractionationCorrectedU>
      <alphaUModelID>#NONE#</alphaUModelID>
      <initialPbModelET>
        <modelName>05-48A Plag Pbc final</modelName>
        <versionNumber>1</versionNumber>
        <minorVersionNumber>0</minorVersionNumber>
        <labName>Unknown Lab</labName>
        <dateCertified>2012-07-11</dateCertified>
        <reference>Stacey, J. C. and Kramers, J., 1975. EPSL 26, pp. 207-221</reference>
        <comment>No comment</comment>
        <ratios>
          <ValueModel>
            <name>r206_204c</name>
            <value>17.89</value>
            <uncertaintyType>ABS</uncertaintyType>
            <oneSigma>0.05000000000000000000</oneSigma>
          </ValueModel>
          <ValueModel>
            <name>r207_204c</name>
            <value>15.59</value>
            <uncertaintyType>ABS</uncertaintyType>
            <oneSigma>0.0500000000000000000</oneSigma>
          </ValueModel>
          <ValueModel>
            <name>r208_204c</name>
            <value>37.76</value>
            <uncertaintyType>ABS</uncertaintyType>
            <oneSigma>0.10000000000000000000</oneSigma>
          </ValueModel>
        </ratios>
        <rhos>
          <entry>
            <string>rhoR206_204c__r208_204c</string>
            <big-decimal>0.5</big-decimal>
          </entry>
          <entry>
            <string>rhoR207_204c__r208_204c</string>
            <big-decimal>0.5</big-decimal>
          </entry>
          <entry>
            <string>rhoR206_204c__r207_204c</string>
            <big-decimal>0.5</big-decimal>
          </entry>
        </rhos>
      </initialPbModelET>
      <pbCollectorType>NONE</pbCollectorType>
      <uCollectorType>NONE</uCollectorType>
      <analysisMeasures>
        <ValueModel>
          <name>alphaPb</name>
          <value>0.0015407819059831002777156145</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>alphaU</name>
          <value>0.000855666760261839</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>ar231_235sample</name>
          <value>1.10000</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.10000</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>fractionMass</name>
          <value>0.00100</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>pbBlankMassInGrams</name>
          <value>0.00000000000090000</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.00000000000030000</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>r18O_16O</name>
          <value>0.0020</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.000020</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>r18O_16O_revised</name>
          <value>0.002050</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.000020</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>r238_235b</name>
          <value>137.8180</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.02200</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>r238_235s</name>
          <value>137.8180</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.02200</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>r265_267m</name>
          <value>0.990737993891778</value>
          <uncertaintyType>PCT</uncertaintyType>
          <oneSigma>0.00268045262479304</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>r270_265m</name>
          <value>0.27885846525671200000</value>
          <uncertaintyType>PCT</uncertaintyType>
          <oneSigma>0.00621937873524507</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>r270_267m</name>
          <value>0.276266872901534</value>
          <uncertaintyType>PCT</uncertaintyType>
          <oneSigma>0.00537168534856305</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>rTh_Umagma</name>
          <value>2.80000</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.50000</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>tracerMassInGrams</name>
          <value>0.01020</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.00010</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>uBlankMassInGrams</name>
          <value>0.00000000000010000</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.00000000000001000</oneSigma>
        </ValueModel>
      </analysisMeasures>
      <measuredRatios>
        <MeasuredRatioModel>
          <name>r202_205m</name>
          <value>1.00414437499945000000</value>
          <uncertaintyType>PCT</uncertaintyType>
          <oneSigma>0.01189843636915670000</oneSigma>
          <fracCorr>false</fracCorr>
          <oxideCorr>false</oxideCorr>
        </MeasuredRatioModel>
        <MeasuredRatioModel>
          <name>r204_205m</name>
          <value>0.000266722368619709</value>
          <uncertaintyType>PCT</uncertaintyType>
          <oneSigma>0.400067005412534</oneSigma>
          <fracCorr>true</fracCorr>
          <oxideCorr>false</oxideCorr>
        </MeasuredRatioModel>
        <MeasuredRatioModel>
          <name>r206_204m</name>
          <value>19143.86724716940000000000</value>
          <uncertaintyType>PCT</uncertaintyType>
          <oneSigma>0.40116595301511000000</oneSigma>
          <fracCorr>true</fracCorr>
          <oxideCorr>false</oxideCorr>
        </MeasuredRatioModel>
        <MeasuredRatioModel>
          <name>r206_205m</name>
          <value>5.0979550097427</value>
          <uncertaintyType>PCT</uncertaintyType>
          <oneSigma>0.0117654551085099</oneSigma>
          <fracCorr>true</fracCorr>
          <oxideCorr>false</oxideCorr>
        </MeasuredRatioModel>
        <MeasuredRatioModel>
          <name>r206_207m</name>
          <value>13.07176651017190000000</value>
          <uncertaintyType>PCT</uncertaintyType>
          <oneSigma>0.01235383529797980000</oneSigma>
          <fracCorr>true</fracCorr>
          <oxideCorr>false</oxideCorr>
        </MeasuredRatioModel>
        <MeasuredRatioModel>
          <name>r206_208m</name>
          <value>3.22970363556212000000</value>
          <uncertaintyType>PCT</uncertaintyType>
          <oneSigma>0.01017997552839860000</oneSigma>
          <fracCorr>true</fracCorr>
          <oxideCorr>false</oxideCorr>
        </MeasuredRatioModel>
        <MeasuredRatioModel>
          <name>r207_204m</name>
          <value>1464.52225098954000000000</value>
          <uncertaintyType>PCT</uncertaintyType>
          <oneSigma>0.40271455386976700000</oneSigma>
          <fracCorr>true</fracCorr>
          <oxideCorr>false</oxideCorr>
        </MeasuredRatioModel>
        <MeasuredRatioModel>
          <name>r207_205m</name>
          <value>0.389997112282002</value>
          <uncertaintyType>PCT</uncertaintyType>
          <oneSigma>0.0178093304305642</oneSigma>
          <fracCorr>true</fracCorr>
          <oxideCorr>false</oxideCorr>
        </MeasuredRatioModel>
        <MeasuredRatioModel>
          <name>r208_204m</name>
          <value>5927.60908153667000000000</value>
          <uncertaintyType>PCT</uncertaintyType>
          <oneSigma>0.40037088796621800000</oneSigma>
          <fracCorr>true</fracCorr>
          <oxideCorr>false</oxideCorr>
        </MeasuredRatioModel>
        <MeasuredRatioModel>
          <name>r208_205m</name>
          <value>1.57846448155286</value>
          <uncertaintyType>PCT</uncertaintyType>
          <oneSigma>0.0190045898667387</oneSigma>
          <fracCorr>true</fracCorr>
          <oxideCorr>false</oxideCorr>
        </MeasuredRatioModel>
        <MeasuredRatioModel>
          <name>r233_235m</name>
          <value>0.99467986241760300000</value>
          <uncertaintyType>PCT</uncertaintyType>
          <oneSigma>0.00268045262479305000</oneSigma>
          <fracCorr>false</fracCorr>
          <oxideCorr>true</oxideCorr>
        </MeasuredRatioModel>
        <MeasuredRatioModel>
          <name>r238_233m</name>
          <value>0.27885846525671200000</value>
          <uncertaintyType>PCT</uncertaintyType>
          <oneSigma>0.00621937873524506000</oneSigma>
          <fracCorr>false</fracCorr>
          <oxideCorr>true</oxideCorr>
        </MeasuredRatioModel>
        <MeasuredRatioModel>
          <name>r238_235m</name>
          <value>0.27736606128204700000</value>
          <uncertaintyType>PCT</uncertaintyType>
          <oneSigma>0.00537168534856304000</oneSigma>
          <fracCorr>false</fracCorr>
          <oxideCorr>true</oxideCorr>
        </MeasuredRatioModel>
      </measuredRatios>
      <radiogenicIsotopeRatios>
        <ValueModel>
          <name>r206_238r</name>
          <value>0.184461677691374</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.000031307673955293175</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>r206_238r_Th</name>
          <value>0.184472439246149</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.0000313267985456389</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>r207_206r</name>
          <value>0.0759813286830152</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.000013652663722960365</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>r207_206r_Pa</name>
          <value>0.0759811458503967</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.000013653890271065582</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>r207_206r_Th</name>
          <value>0.0759768961659747</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.000013659253408534564</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>r207_206r_ThPa</name>
          <value>0.0759767133440221</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.000013660479187998266</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>r207_235r</name>
          <value>1.93160793687634</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.0005843364380532427</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>r207_235r_Pa</name>
          <value>1.93160328888001</value>
          <uncertaintyType>ABS</uncertaintyType>
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      <zircon>true</zircon>
      <imageURL URL=""/>
      <timeStamp>October 21, 2017 1:45 PM</timeStamp>
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        <labName>Unknown Lab</labName>
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      <compositionalMeasures>
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      <fractionID>z4</fractionID>
      <grainID>z4</grainID>
      <zircon>true</zircon>
      <imageURL URL=""/>
      <timeStamp>October 21, 2017 1:45 PM</timeStamp>
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      <annealedAndChemicallyAbraded>true</annealedAndChemicallyAbraded>
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        <labName>Unknown Lab</labName>
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        <comment>No comment</comment>
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        <ValueModel>
          <name>rTh_Usample</name>
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          <oneSigma>0</oneSigma>
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        <ValueModel>
          <name>totCommonPbMass</name>
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      <sampleName>BBC-SBA1</sampleName>
      <fractionID>z5</fractionID>
      <grainID>z5</grainID>
      <zircon>true</zircon>
      <imageURL URL=""/>
      <timeStamp>October 21, 2017 1:45 PM</timeStamp>
      <mineralName>zircon</mineralName>
      <settingType>other</settingType>
      <numberOfGrains>1</numberOfGrains>
      <estimatedDate>0.0</estimatedDate>
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      <physicallyAbraded>false</physicallyAbraded>
      <leachedInHFAcid>false</leachedInHFAcid>
      <annealedAndChemicallyAbraded>true</annealedAndChemicallyAbraded>
      <chemicallyPurifiedUPb>false</chemicallyPurifiedUPb>
      <analysisFractionComment>NONE</analysisFractionComment>
      <pbBlankID>MIT_BlankIC_092315 v.1.0</pbBlankID>
      <tracerID>ET2535 v.3.0</tracerID>
      <fractionationCorrectedPb>true</fractionationCorrectedPb>
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        <modelName>05-48A Plag Pbc final</modelName>
        <versionNumber>1</versionNumber>
        <minorVersionNumber>0</minorVersionNumber>
        <labName>Unknown Lab</labName>
        <dateCertified>2012-07-11</dateCertified>
        <reference>Stacey, J. C. and Kramers, J., 1975. EPSL 26, pp. 207-221</reference>
        <comment>No comment</comment>
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          <entry>
            <string>rhoR207_204c__r208_204c</string>
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          <entry>
            <string>rhoR206_204c__r207_204c</string>
            <big-decimal>0.5</big-decimal>
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        </rhos>
      </initialPbModelET>
      <pbCollectorType>NONE</pbCollectorType>
      <uCollectorType>NONE</uCollectorType>
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    </AnalysisFraction>
    <AnalysisFraction>
      <isLegacy>false</isLegacy>
      <sampleName>BBC-SBA1</sampleName>
      <fractionID>z6</fractionID>
      <grainID>z6</grainID>
      <zircon>true</zircon>
      <imageURL URL=""/>
      <timeStamp>October 21, 2017 1:45 PM</timeStamp>
      <mineralName>zircon</mineralName>
      <settingType>other</settingType>
      <numberOfGrains>1</numberOfGrains>
      <estimatedDate>0.0</estimatedDate>
      <staceyKramersOnePctUnct>1.0000</staceyKramersOnePctUnct>
      <staceyKramersCorrelationCoeffs>0.5000</staceyKramersCorrelationCoeffs>
      <physicallyAbraded>false</physicallyAbraded>
      <leachedInHFAcid>false</leachedInHFAcid>
      <annealedAndChemicallyAbraded>true</annealedAndChemicallyAbraded>
      <chemicallyPurifiedUPb>false</chemicallyPurifiedUPb>
      <analysisFractionComment>NONE</analysisFractionComment>
      <pbBlankID>MIT_BlankIC_092315 v.1.0</pbBlankID>
      <tracerID>ET2535 v.3.0</tracerID>
      <fractionationCorrectedPb>true</fractionationCorrectedPb>
      <alphaPbModelID>#NONE#</alphaPbModelID>
      <fractionationCorrectedU>false</fractionationCorrectedU>
      <alphaUModelID>#NONE#</alphaUModelID>
      <initialPbModelET>
        <modelName>05-48A Plag Pbc final</modelName>
        <versionNumber>1</versionNumber>
        <minorVersionNumber>0</minorVersionNumber>
        <labName>Unknown Lab</labName>
        <dateCertified>2012-07-11</dateCertified>
        <reference>Stacey, J. C. and Kramers, J., 1975. EPSL 26, pp. 207-221</reference>
        <comment>No comment</comment>
        <ratios>
          <ValueModel>
            <name>r206_204c</name>
            <value>17.89</value>
            <uncertaintyType>ABS</uncertaintyType>
            <oneSigma>0.05000000000000000000</oneSigma>
          </ValueModel>
          <ValueModel>
            <name>r207_204c</name>
            <value>15.59</value>
            <uncertaintyType>ABS</uncertaintyType>
            <oneSigma>0.0500000000000000000</oneSigma>
          </ValueModel>
          <ValueModel>
            <name>r208_204c</name>
            <value>37.76</value>
            <uncertaintyType>ABS</uncertaintyType>
            <oneSigma>0.10000000000000000000</oneSigma>
          </ValueModel>
        </ratios>
        <rhos>
          <entry>
            <string>rhoR206_204c__r208_204c</string>
            <big-decimal>0.5</big-decimal>
          </entry>
          <entry>
            <string>rhoR207_204c__r208_204c</string>
            <big-decimal>0.5</big-decimal>
          </entry>
          <entry>
            <string>rhoR206_204c__r207_204c</string>
            <big-decimal>0.5</big-decimal>
          </entry>
        </rhos>
      </initialPbModelET>
      <pbCollectorType>NONE</pbCollectorType>
      <uCollectorType>NONE</uCollectorType>
      <analysisMeasures>
        <ValueModel>
          <name>alphaPb</name>
          <value>0.0018523250314706946781946418</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>alphaU</name>
          <value>0.000868168668935466</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>ar231_235sample</name>
          <value>1.10000</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.10000</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>fractionMass</name>
          <value>0.00100</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>pbBlankMassInGrams</name>
          <value>0.00000000000090000</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.00000000000030000</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>r18O_16O</name>
          <value>0.0020</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.000020</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>r18O_16O_revised</name>
          <value>0.002050</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.000020</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>r238_235b</name>
          <value>137.8180</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.02200</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>r238_235s</name>
          <value>137.8180</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.02200</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>r265_267m</name>
          <value>0.991010723291490</value>
          <uncertaintyType>PCT</uncertaintyType>
          <oneSigma>0.00257455429569546</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>r270_265m</name>
          <value>0.24411133465036800000</value>
          <uncertaintyType>PCT</uncertaintyType>
          <oneSigma>0.00522636122492916</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>r270_267m</name>
          <value>0.241915687635663</value>
          <uncertaintyType>PCT</uncertaintyType>
          <oneSigma>0.00559674770097672</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>rTh_Umagma</name>
          <value>2.80000</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.50000</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>tracerMassInGrams</name>
          <value>0.00920</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.00010</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>uBlankMassInGrams</name>
          <value>0.00000000000010000</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.00000000000001000</oneSigma>
        </ValueModel>
      </analysisMeasures>
      <measuredRatios>
        <MeasuredRatioModel>
          <name>r202_205m</name>
          <value>1.00484542104661000000</value>
          <uncertaintyType>PCT</uncertaintyType>
          <oneSigma>0.00904771309254324000</oneSigma>
          <fracCorr>false</fracCorr>
          <oxideCorr>false</oxideCorr>
        </MeasuredRatioModel>
        <MeasuredRatioModel>
          <name>r204_205m</name>
          <value>0.000387184977714443</value>
          <uncertaintyType>PCT</uncertaintyType>
          <oneSigma>0.349829184676818</oneSigma>
          <fracCorr>true</fracCorr>
          <oxideCorr>false</oxideCorr>
        </MeasuredRatioModel>
        <MeasuredRatioModel>
          <name>r206_204m</name>
          <value>11531.38876024330000000000</value>
          <uncertaintyType>PCT</uncertaintyType>
          <oneSigma>0.34861449505228100000</oneSigma>
          <fracCorr>true</fracCorr>
          <oxideCorr>false</oxideCorr>
        </MeasuredRatioModel>
        <MeasuredRatioModel>
          <name>r206_205m</name>
          <value>4.46052929510916</value>
          <uncertaintyType>PCT</uncertaintyType>
          <oneSigma>0.00853679082150688</oneSigma>
          <fracCorr>true</fracCorr>
          <oxideCorr>false</oxideCorr>
        </MeasuredRatioModel>
        <MeasuredRatioModel>
          <name>r206_207m</name>
          <value>12.99979684199340000000</value>
          <uncertaintyType>PCT</uncertaintyType>
          <oneSigma>0.01322938977118290000</oneSigma>
          <fracCorr>true</fracCorr>
          <oxideCorr>false</oxideCorr>
        </MeasuredRatioModel>
        <MeasuredRatioModel>
          <name>r206_208m</name>
          <value>4.01411041138675000000</value>
          <uncertaintyType>PCT</uncertaintyType>
          <oneSigma>0.01024737383640320000</oneSigma>
          <fracCorr>true</fracCorr>
          <oxideCorr>false</oxideCorr>
        </MeasuredRatioModel>
        <MeasuredRatioModel>
          <name>r207_204m</name>
          <value>886.77202679146200000000</value>
          <uncertaintyType>PCT</uncertaintyType>
          <oneSigma>0.35072107317539800000</oneSigma>
          <fracCorr>true</fracCorr>
          <oxideCorr>false</oxideCorr>
        </MeasuredRatioModel>
        <MeasuredRatioModel>
          <name>r207_205m</name>
          <value>0.343089797310528</value>
          <uncertaintyType>PCT</uncertaintyType>
          <oneSigma>0.0178791874346487</oneSigma>
          <fracCorr>true</fracCorr>
          <oxideCorr>false</oxideCorr>
        </MeasuredRatioModel>
        <MeasuredRatioModel>
          <name>r208_204m</name>
          <value>2871.63699775872000000000</value>
          <uncertaintyType>PCT</uncertaintyType>
          <oneSigma>0.35318137991880100000</oneSigma>
          <fracCorr>true</fracCorr>
          <oxideCorr>false</oxideCorr>
        </MeasuredRatioModel>
        <MeasuredRatioModel>
          <name>r208_205m</name>
          <value>1.11130486591591</value>
          <uncertaintyType>PCT</uncertaintyType>
          <oneSigma>0.0153214840678235</oneSigma>
          <fracCorr>true</fracCorr>
          <oxideCorr>false</oxideCorr>
        </MeasuredRatioModel>
        <MeasuredRatioModel>
          <name>r233_235m</name>
          <value>0.99495476666330300000</value>
          <uncertaintyType>PCT</uncertaintyType>
          <oneSigma>0.00257455429569546000</oneSigma>
          <fracCorr>false</fracCorr>
          <oxideCorr>true</oxideCorr>
        </MeasuredRatioModel>
        <MeasuredRatioModel>
          <name>r238_233m</name>
          <value>0.24411133465036800000</value>
          <uncertaintyType>PCT</uncertaintyType>
          <oneSigma>0.00522636122492917000</oneSigma>
          <fracCorr>false</fracCorr>
          <oxideCorr>true</oxideCorr>
        </MeasuredRatioModel>
        <MeasuredRatioModel>
          <name>r238_235m</name>
          <value>0.24287846830183800000</value>
          <uncertaintyType>PCT</uncertaintyType>
          <oneSigma>0.00559674770097672000</oneSigma>
          <fracCorr>false</fracCorr>
          <oxideCorr>true</oxideCorr>
        </MeasuredRatioModel>
      </measuredRatios>
      <radiogenicIsotopeRatios>
        <ValueModel>
          <name>r206_238r</name>
          <value>0.184546897534162</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.00002922785141628675</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>r206_238r_Th</name>
          <value>0.184558892357028</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.000029240959029716993</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>r207_206r</name>
          <value>0.0759471366108471</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.000021483725060406484</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>r207_206r_Pa</name>
          <value>0.0759469538626563</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.000021484505473817154</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>r207_206r_Th</name>
          <value>0.0759422006663410</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.000021485579178572793</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>r207_206r_ThPa</name>
          <value>0.0759420179300274</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.000021486359409186834</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>r207_235r</name>
          <value>1.93163068732689</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.0007243353145958688</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>r207_235r_Pa</name>
          <value>1.93162603933055</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0.000724350227335264</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>r208_206r</name>
          <value>0.246870835410156</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>rhoR206_238r__r207_235r</name>
          <value>0.506796914064498</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>rhoR206_238r__r207_235r_Pa</name>
          <value>0.5067864802577271</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>rhoR206_238r_Th__r207_235r</name>
          <value>0.5065605658787169</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>rhoR206_238r_Th__r207_235r_Pa</name>
          <value>0.5065501369378226</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>rhoR207_206r__r238_206r</name>
          <value>-0.10942413968023829</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>rhoR207_206r_Pa__r238_206r</name>
          <value>-0.10942151811855905</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>rhoR207_206r_Th__r238_206r_Th</name>
          <value>-0.10888092051113094</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>rhoR207_206r_ThPa__r238_206r_Th</name>
          <value>-0.10887832025796204</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0</oneSigma>
        </ValueModel>
      </radiogenicIsotopeRatios>
      <radiogenicIsotopeDates>
        <ValueModel>
          <name>age206_238r</name>
          <value>1091766875.2096896</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>159060.68073354266</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>age206_238r_Th</name>
          <value>1091832151.81875</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>159130.4022146383</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>age207_206r</name>
          <value>1092776760.11302</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>650479.8734154465</oneSigma>
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        <ValueModel>
          <name>age207_206r_Pa</name>
          <value>1092771941.22638</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>650499.8291784403</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>age207_206r_Th</name>
          <value>1092646598.91551</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>650567.2090257143</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>age207_206r_ThPa</name>
          <value>1092641779.93548</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>650587.1630520561</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>age207_235r</name>
          <value>1092104195.34852</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>250876.69006041414</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>age207_235r_Pa</name>
          <value>1092102585.49347</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>250882.25291753793</oneSigma>
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        <ValueModel>
          <name>bestAge</name>
          <value>1091766875.2096896</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>159060.68073354266</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>percentDiscordance</name>
          <value>0.0924145662858000</value>
          <uncertaintyType>NONE</uncertaintyType>
          <oneSigma>0</oneSigma>
        </ValueModel>
      </radiogenicIsotopeDates>
      <compositionalMeasures>
        <ValueModel>
          <name>concPb206_ib</name>
          <value>0.000000000100054824538971</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>concPb206_r</name>
          <value>0.0000000870497962696293</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0</oneSigma>
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        <ValueModel>
          <name>concPb206_rib</name>
          <value>0.0000000871498510941682</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>concPb_ib</name>
          <value>0.000000000396908680223130</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>concPb_r</name>
          <value>0.000000115392073377646</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>concPb_rib</name>
          <value>0.000000115788982057870</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>concU</name>
          <value>0.000000549057211256817</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>massPb_rib</name>
          <value>0.000000000115788982057869583263949522121523360000000</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>massU</name>
          <value>0.00000000054905721125681651814302909800</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0</oneSigma>
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        <ValueModel>
          <name>radToCommonTotal</name>
          <value>290.727008824238</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>rTh_Usample</name>
          <value>0.817302367666396</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>totCommonPbMass</name>
          <value>0.000000000000396908680223129823879410013319094652000</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>totRadiogenicPbMass</name>
          <value>0.000000000115392073377646453440070112108204265348000</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0</oneSigma>
        </ValueModel>
      </compositionalMeasures>
      <sampleIsochronRatios>
        <ValueModel>
          <name>r206_204tfc</name>
          <value>15805.4012009555</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>r207_206s</name>
          <value>0.0759471366108471</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>r235_207s</name>
          <value>0.517697304438593</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>r238_206s</name>
          <value>5.41867684237219</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0</oneSigma>
        </ValueModel>
        <ValueModel>
          <name>r238_207s</name>
          <value>71.3480071031180</value>
          <uncertaintyType>ABS</uncertaintyType>
          <oneSigma>0</oneSigma>
        </ValueModel>
      </sampleIsochronRatios>
    </AnalysisFraction>
  </analysisFractions>
  <physicalConstantsModelII>
    <modelName>EARTHTIME Physical Constants Model</modelName>
    <versionNumber>1</versionNumber>
    <minorVersionNumber>0</minorVersionNumber>
    <labName>EARTHTIME</labName>
    <dateCertified>2008-01-01</dateCertified>
    <reference>See individual constants for reference.</reference>
    <comment>This Physical Constants Model is the accepted default as of 2008.</comment>
    <ratios>
      <ValueModelReferenced>
        <name>lambda226</name>
        <value>0.0004335</value>
        <uncertaintyType>ABS</uncertaintyType>
        <oneSigma>0.0000011</oneSigma>
        <reference>Holden 1990</reference>
      </ValueModelReferenced>
      <ValueModelReferenced>
        <name>lambda230</name>
        <value>0.0000091577</value>
        <uncertaintyType>PCT</uncertaintyType>
        <oneSigma>0.15244</oneSigma>
        <reference>Cheng et al. 2000</reference>
      </ValueModelReferenced>
      <ValueModelReferenced>
        <name>lambda231</name>
        <value>0.0000211887</value>
        <uncertaintyType>PCT</uncertaintyType>
        <oneSigma>0.33578</oneSigma>
        <reference>Robert et al. 1969</reference>
      </ValueModelReferenced>
      <ValueModelReferenced>
        <name>lambda232</name>
        <value>0.0000000000493343</value>
        <uncertaintyType>PCT</uncertaintyType>
        <oneSigma>0.042769</oneSigma>
        <reference>Holden 1990</reference>
      </ValueModelReferenced>
      <ValueModelReferenced>
        <name>lambda234</name>
        <value>0.0000028262</value>
        <uncertaintyType>PCT</uncertaintyType>
        <oneSigma>0.100842120161347</oneSigma>
        <reference>Cheng et al. 2000</reference>
      </ValueModelReferenced>
      <ValueModelReferenced>
        <name>lambda235</name>
        <value>0.00000000098485</value>
        <uncertaintyType>PCT</uncertaintyType>
        <oneSigma>0.068031</oneSigma>
        <reference>Jaffey et al. 1971</reference>
      </ValueModelReferenced>
      <ValueModelReferenced>
        <name>lambda238</name>
        <value>0.000000000155125</value>
        <uncertaintyType>PCT</uncertaintyType>
        <oneSigma>0.053505</oneSigma>
        <reference>Jaffey et al. 1971</reference>
      </ValueModelReferenced>
    </ratios>
    <rhos/>
    <atomicMolarMasses>
      <entry>
        <string>gmol235</string>
        <big-decimal>235.043922</big-decimal>
      </entry>
      <entry>
        <string>gmol204</string>
        <big-decimal>203.973028</big-decimal>
      </entry>
      <entry>
        <string>gmol205</string>
        <big-decimal>204.9737</big-decimal>
      </entry>
      <entry>
        <string>gmol238</string>
        <big-decimal>238.050785</big-decimal>
      </entry>
      <entry>
        <string>gmol206</string>
        <big-decimal>205.974449</big-decimal>
      </entry>
      <entry>
        <string>gmol207</string>
        <big-decimal>206.975880</big-decimal>
      </entry>
      <entry>
        <string>gmol208</string>
        <big-decimal>207.976636</big-decimal>
      </entry>
      <entry>
        <string>gmol230</string>
        <big-decimal>230.033128</big-decimal>
      </entry>
      <entry>
        <string>gmol232</string>
        <big-decimal>232.038051</big-decimal>
      </entry>
    </atomicMolarMasses>
  </physicalConstantsModelII>
</Aliquot>