Step N° |
40*Ar/39Ar |
36Ar/40Ar x1000 |
39Ar/40Ar x100 |
37Ar/39Ar x100 |
%39Ar Cumul. |
% Atm. |
Age (Ma) |
+- (Ma) |
|---|---|---|---|---|---|---|---|---|
| 1 | 0.363 | 3.1396 | 0.1989 | 0.000 | 0.708 | 92.78 | 10.8 | 5.8 |
| 2 | 0.561 | 1.7785 | 0.8457 | 0.000 | 8.270 | 52.55 | 16.7 | 0.7 |
| 3 | 1.206 | 0.4816 | 0.7113 | 0.000 | 26.645 | 14.23 | 35.6 | 0.1 |
| 4 | 1.245 | 0.2983 | 0.7323 | 0.000 | 33.946 | 8.81 | 36.8 | 0.5 |
| 5 | 1.193 | 0.4353 | 0.7307 | 0.000 | 39.568 | 12.86 | 35.2 | 0.5 |
| 6 | 1.161 | 0.4983 | 0.7345 | 0.000 | 44.874 | 14.72 | 34.3 | 0.5 |
| 7 | 1.088 | 0.6317 | 0.7478 | 0.000 | 52.338 | 18.67 | 32.2 | 0.3 |
| 8 | 1.144 | 0.4347 | 0.7621 | 0.000 | 62.739 | 12.85 | 33.8 | 0.4 |
| 9 | 1.122 | 0.4880 | 0.7626 | 0.000 | 69.544 | 14.42 | 33.2 | 0.4 |
| 10 | 1.137 | 0.4265 | 0.7688 | 0.000 | 76.918 | 12.60 | 33.6 | 0.4 |
| 11 | 1.120 | 0.4545 | 0.7728 | 0.000 | 84.946 | 13.43 | 33.1 | 0.2 |
| 12 | 1.128 | 0.4478 | 0.7690 | 0.000 | 89.230 | 13.2 | 33.4 | 0.3 |
| 13 | 1.129 | 0.3836 | 0.7850 | 0.000 | 91.309 | 11.84 | 33.4 | 0.9 |
| 14 | 1.113 | 0.4987 | 0.7663 | 0.000 | 94.217 | 14.74 | 32.9 | 0.6 |
| 15 | 1.182 | 0.5545 | 0.7385 | 0.000 | 100.00 | 16.38 | 33.5 | 0.5 |