Sample Number

Depth (m)

De (Gy)

DoesRate (Gy/ka)

Age (ka)

BK01-R1

24.0

151.3

2.56 ± 0.09

60.5 ± 3.3

BK01-R2

29.0

192.2

2.57 ± 0.11

74.8 ± 3.8

BK01-R4

59.0

314.8

2.61 ± 0.12

120.6 ± 8.9

BK01-R6

90.2

386.7

2.71 ± 0.11

142.7 ± 9.6

BK01-R7

98.0

>550

3.65 ± 0.07

>150

BK01-R8

108.5

>550

3.53 ± 0.12

>150

BK01-R9

129.0

>550

3.71 ± 0.13

>150

BK01-R10

138.2

>550

3.81 ± 0.09

>150