INF-94-75, Anorthoclase, J-Factor = 0.0004178
40Ar/39Ar
|
38Ar/39Ar
x100
|
37Ar/39Ar
|
36Ar/39Ar
x100
|
39ArK
x10-16mol
|
%40Ar*
|
40Ar*/39ArK
|
Age
±1s (Ma)
|
12.90
|
0.021
|
0.287
|
0.016
|
0.000
|
63.0
|
8.13
|
6.15±0.06
|
14.30
|
0.018
|
0.163
|
0.015
|
0.000
|
68.3
|
9.76
|
7.38±0.04
|
14.89
|
0.017
|
0.233
|
0.012
|
0.000
|
76.7
|
11.4
|
8.64±0.04
|
94.32
|
0.167
|
0.296
|
0.306
|
0.000
|
4.28
|
4.03
|
3.05±1.98
|
16.75
|
0.023
|
0.213
|
0.029
|
0.000
|
48.5
|
8.13
|
6.15±0.05
|
50.64
|
0.045
|
0.244
|
0.147
|
0.000
|
14.1
|
7.16
|
5.42±0.18
|
39.71
|
0.042
|
0.221
|
0.101
|
0.000
|
25.2
|
10.0
|
7.56±0.11
|
13.84
|
0.018
|
0.442
|
0.018
|
0.000
|
62.4
|
8.64
|
6.53±0.05
|
11.61
|
0.019
|
0.301
|
0.011
|
0.000
|
73.2
|
8.50
|
6.43±0.07
|
26.22
|
0.033
|
0.257
|
0.062
|
0.000
|
30.7
|
8.06
|
6.10±0.09
|
23.71
|
0.036
|
0.439
|
0.054
|
0.000
|
32.4
|
7.68
|
5.81±0.09
|
65.41
|
0.063
|
0.260
|
0.199
|
0.000
|
10.3
|
6.72
|
5.08±0.24
|
26.50
|
0.034
|
0.273
|
0.063
|
0.000
|
29.4
|
7.78
|
5.89±0.15
|