This sample belongs to: gaétan milesi
Sample Name: ST13
IGSN: IEMIL0001
Laboratory: Géosciences Montpellier
Analyst: Gaétan Milesi
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 ID: ST13
Sample Description:
GeoObject Type: Individual Sample
Geoobject Classification:
Collection Method:
Material: Rock
Latitude: 42.50727
Longitude: 2.15867
Sample Comment:
Collector: Gaétan Milesi
Material Classification:
Primary Location Name:
Primary Location Type:
Location Description:
Locality:
Locality Description:
Country:
Provice:
County:
City Or Township:
Platform:
Platform ID:
Original Archival Institution:
Original Archival Contact:
Most Recent Archival Institution: University of Montpellier
Most Recent Archival Contact:
Analysis Purpose |
Value |
Error |
Age Type |
MSWD |
Age Error Systematic |
Included Analyses |
Comment |
Cooling |
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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 |
ST13a |
apatite |
16.988373930289 |
1.3590699144231 |
12.440977852732 |
18.606279317292 |
|
1.4955640575477 |
1.28 |
15.19 |
0.84 |
ST13b |
apatite |
15.500545975553 |
1.2400436780442 |
14.088120518225 |
16.025262714982 |
|
1.1375018189439 |
1.25 |
11.48 |
0.84 |
ST13c |
apatite |
16.686765356355 |
1.3349412285084 |
24.175465918098 |
24.413529948232 |
|
1.0098473398999 |
2.17 |
6.37 |
0.82 |
ST13d |
apatite |
17.228846739089 |
1.3783077391271 |
14.264249165402 |
14.622393686258 |
|
1.0251078424601 |
1.33 |
4.94 |
0.82 |
ST13e |
apatite |
15.413421436402 |
1.2330737149121 |
77.222811237219 |
73.715532171231 |
|
0.95458234413127 |
6.33 |
5.43 |
0.81 |
ST13f |
apatite |
18.125806743939 |
1.4500645395151 |
48.535304740345 |
59.784664330037 |
|
1.231776840588 |
4.53 |
4.32 |
0.75 |
ST13g |
apatite |
22.875306441931 |
1.8300245153545 |
130.27233739723 |
158.7891651944 |
|
1.218901636118 |
15.72 |
7.02 |
0.77 |
ST13h |
apatite |
21.896284124547 |
1.7517027299637 |
94.285941601242 |
102.83222535708 |
|
1.0906421849398 |
10.00 |
4.39 |
0.72 |
filename:23217.xml