Sample %39Ar 37Ar/39Ar 36Ar/39Ar 40Ar*/39Ar %40Ar* Age (Ma) SD

 

DMS90-36B (Glass / 61B)

5111-01A 8.4 0.0780 0.06607 2.0449 9.5 10.237 1.595

5111-01B 26.6 0.0767 0.07810 2.0312 8.1 10.169 0.739

5111-01C 26.8 0.0759 0.00852 1.9960 44.3 9.993 0.224

5111-01D 13.6 0.0809 0.02101 1.9841 24.2 9.934 0.979

5111-01E 16.0 0.0760 0.00116 2.0296 85.8 10.161 0.278

5111-01F 8.7 0.0720 0.00083 2.0563 89.5 10.294 0.516

Plateau Age = 10.08 0.17 SE

Irradiation Data

41B J = 0.005920 0.0000090

61A J = 0.002847 0.0000036

61B J = 0.002783 0.0000024

98A J = 0.000478 0.0000006