This sample belongs to: ANTONELLA GALETTO

Sample Details
Sample Name: TF_09 (AHe)
IGSN: IEATG1609
Laboratory: Arizona Radiogenic Helium Dating Laboratory (ARHDL). University of Arizona
Analyst: Prof. Peter Reiners
Instrumental Method - He:
Instrumental Method Reference - He:
Instrumental Method - U-Th-Sm:
Instrumental Method Reference - U-Th-Sm:
Alpha Ejection Correction Method:
Alpha Ejection Correction Method Reference:
Mineral: APATITE
Comment:
238U Decay Constant: 1.55125E-10
238U Decay Constant Error:
235U Decay Constant: 9.84850E-10
235U Decay Constant Error:
232Th Decay Constant : 4.94750E-11
232Th Decay Constant Error:
230Th Decay Constant:
230Th Decay Constant Error:
238U/235U: 137.88
Decay Constant Reference: Steiger, R.H. and Jager, E., 1977, Subcommission on geochronology: Convention on the use of decay constants in geo- and cosmochronology. Earth and Planetary Science Letters, v. 36, no. 3, p. 359-362.
147Sm Decay Constant: 6.54E-12
147Sm Decay Constant Error:
147Sm Decay Constant Reference: Lugmair, G.W., and Marti, K., 1978, Lunar initial 143Nd/144Nd: differential evolution of the lunar crust and mantle: Earth and Planetary Science Letter, v. 39, p. 349-357.
Decay Constant Comment:

Sample Metadata
Sample ID: TF_09
Sample Description: Sandstone
GeoObject Type: Individual Sample
Geoobject Classification:
Collection Method:
Material: Rock
Latitude:
Longitude:
Sample Comment:
Collector:
Material Classification:
Primary Location Name:
Primary Location Type:
Location Description:
Locality:
Locality Description:
Country: Argentina
Provice: Neuquén
County:
City Or Township:
Platform:
Platform ID:
Original Archival Institution:
Original Archival Contact:
Most Recent Archival Institution:
Most Recent Archival Contact:

Age(s)
Analysis Purpose Value Error Age Type MSWD Age Error Systematic Included Analyses Comment
Cooling

Data Reduction Parameters
Spike Type U-Th-Sm:
Spike Type He:
Standard Mineral:
Standard Mineral Reference:
Standard True Age:
Standard True Age Error:
Standard Measured Age:
Standard Measured Age Error:
Data Reduction Comment:

Fraction(s)
Fraction Name Mineral Age, Ma err., Ma U (ppm) Th (ppm) 147Sm (ppm) Th/U He (nmol/g) Mass (ug) Ft
(Raw) (Raw) (Ca) (Ca) (Ca) (Ca)
TF_09_Ap1 Apatite 0.68755442699912 0.060340129001215 5.5672496931961 68.084496953172 1109.8052266397 12.545902980148 0.0854744977899652 1.2442622001377E-6 0.6
TF_09_Ap2 Apatite 1.6859552099012 0.34622632944052 3.6593639616979 16.40542013696 98.802051395031 4.5991348332685 0.069696032067633 5.3429813525096E-7 0.5
TF_09_Ap3 Apatite 0.8303246959337 0.23199631313565 5.0399872170156 15.999388823441 216.50829331535 3.256629478569 0.040702084359007 5.7169482453705E-7 0.6
TF_09_Ap4 Apatite 0.89805566436885 0.32460481968846 6.6717964343275 21.383086930923 1119.5590618418 3.2879257871625 0.063386500068856 3.0035924254078E-7 0.4
TF_09_Ap5 Apatite 2.5778635869596 1.0606103435768 21.759583796131 37.715635043135 68.332887105286 1.7781370540222 0.42763790808201 3.1610779112117E-8 0.4
filename:22588.xml
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