This sample belongs to: Sebastian Zapata
Sample Name: C6
IGSN: IESZH000T
Laboratory: University of Potsdam
Analyst: Edward Sobel
Instrumental Method - He: alphachron
Instrumental Method Reference - He:
Instrumental Method - U-Th-Sm: ICP-MS
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 ID: C2
Sample Description:
GeoObject Type: Other
Geoobject Classification:
Collection Method:
Material: Rock
Latitude: -27.05777
Longitude: -66.63055
Sample Comment:
Collector:
Material Classification:
Primary Location Name:
Primary Location Type:
Location Description:
Locality:
Locality Description:
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Provice:
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Platform ID:
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Analysis Purpose |
Value |
Error |
Age Type |
MSWD |
Age Error Systematic |
Included Analyses |
Comment |
SingleAge |
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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 Name |
Mineral |
Age, Ma |
err., Ma |
U (ppm) |
Th (ppm) |
147Sm (ppm) |
Th/U |
He (nmol/g) |
Mass (ug) |
Ft |
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C6_A |
Apatite |
100.85936254757 |
3.1863696787389 |
43.164635947958 |
5.5111964774377 |
35.982367910855 |
0.13191852833679 |
16.40660308914 |
2.3268774862799 |
0.6704529025855 |
C6_B |
Apatite |
83.291062173404 |
12.334735536211 |
62.041142986369 |
6.4417369284467 |
36.87104092905 |
0.10727812655006 |
17.064575550628 |
1.0601241360747 |
0.59283510197938 |
C6_C |
Apatite |
73.778469766357 |
3.8829455174026 |
72.365666302916 |
5.1651849774901 |
25.211341182692 |
0.073746480719295 |
20.804292238208 |
2.7759893388865 |
0.70601282413195 |
C6_D |
Apatite |
51.153493293798 |
3.1253340051694 |
52.906881297848 |
7.5107165329424 |
27.398805198835 |
0.14667537098489 |
9.5958941456713 |
1.555810872336 |
0.63235294117647 |
filename:19409.xml