This sample belongs to: Laura Webb
Sample Name: 5MT3A-psd2
IGSN: IEUVM000B
Laboratory: University of Vermont
Analyst: Jones
Sample Material: pseudotachylyte
Sample Material Type: Groundmass
Instrumental Method: peak hopping, intensity vs. time regressions
Instrumental Method Reference:
Decay Constant 40Ar Total: 5.464E-10
Decay Constant 40Ar Total Sigma: 9.9984998874831E-12
Decay Constant Reference: Min et al. (2002)
Standard Name: Fish Canyon
Standard Material: sanidine
Standard Age: 28.201
J-Value: 5.38E-4
J-Value Sigma: 1.83E-6
Sample ID: 5MT3A
Sample Description:
GeoObject Type: Individual Sample
Geoobject Classification:
Collection Method:
Material: Rock
Latitude: -44.5102929
Longitude: 168.02167187
Sample Comment:
Collector: K.A. Klepeis
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 Vermont Geology Department
Most Recent Archival Contact:
| Analysis Purpose |
Experiments Included |
Preferred Age |
Preferred Age Sigma |
Preferred Age Sigma Internal |
Preferred Age Sigma External |
Preferred Age Type |
Preferred Age Classification |
Preferred Age Reference |
Preferred Age Description |
| Other |
|
|
|
|
|
|
|
|
|
| ID |
Power |
40Ar/39Ar |
37Ar/39Ar |
36Ar/39Ar |
39ArK |
K/Ca |
40Ar* |
39Ar |
Age |
Age Error 1s |
| (step) |
(Watts) |
|
|
|
(CPS) |
|
(%) |
(cumulative %) |
(Ma) |
(Ma) |
| 3.8 |
3.8 |
|
|
7.49E-1 |
284.8 |
|
31.6 |
1.10 |
99.682 |
8.5205781790217 |
| 3.9 |
3.9 |
|
|
1.91E-1 |
833.4 |
|
34.6 |
4.32 |
29.748 |
1.3175114901972 |
| 4 |
4 |
|
|
8.70E-2 |
1551.0 |
|
22.1 |
10.30 |
7.352 |
0.39007696104971 |
| 4.2 |
4.2 |
|
|
6.20E-2 |
2808.7 |
|
41.6 |
21.15 |
13.075 |
0.27270926990611 |
| 4.4 |
4.4 |
|
|
2.75E-2 |
4733.4 |
|
49.5 |
39.42 |
7.975 |
0.12657743440372 |
| 4.6 |
4.6 |
|
|
2.17E-2 |
5210.3 |
|
52.3 |
59.54 |
7.073 |
0.094488382119172 |
| 4.8 |
4.8 |
|
|
2.56E-2 |
3871.7 |
|
49.6 |
74.48 |
7.582 |
0.12109697642159 |
| 5.1 |
5.1 |
|
|
4.05E-2 |
2795.4 |
|
46.7 |
85.28 |
10.524 |
0.19950504293761 |
| 5.6 |
5.6 |
|
|
1.01E-1 |
1405.4 |
|
44.5 |
90.70 |
23.958 |
0.49785609157871 |
| 6.3 |
6.3 |
|
|
2.52E-1 |
574.2 |
|
39.9 |
92.92 |
49.413 |
1.6575816684027 |
| 7.5 |
7.5 |
|
|
3.07E-1 |
1037.5 |
|
43.0 |
96.92 |
67.613 |
1.8047278115028 |
| fuse |
fuse |
|
|
5.67E-1 |
796.5 |
|
42.0 |
100.00 |
118.219 |
4.0172842623874 |
filename:18619.xml
