Sample Name: C8
IGSN: IESZH000Y
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: C8
Sample Description:
GeoObject Type: Other
Geoobject Classification:
Collection Method:
Material: Rock
Latitude: -26.978333333333
Longitude: -66.642222222222
Sample Comment:
Collector:
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Locality Description:
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Spike Type U-Th-Sm:
Spike Type He:
Standard Mineral:
Standard Mineral Reference:
Standard True Age:
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Standard Measured Age:
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Data Reduction Comment: