Table T7. Sr isotopic data, Medford corehole, Leg 174AXS.
Depth
(ft)
Depth
(m)
Material
Sr value
Error
Age (Ma)
Miller
(2004)
MacArthur et al. (2001)
30.0 9.1 Shell 0.707776 0.000007 Paleo 57.1
47.0 14.3 Shell 0.707783 0.000007 Paleo 57.9
61.0 18.6 Shell 0.707837 0.000008 66.0 33.5
90.0 27.4 Shell 0.707799 0.000010 67.7 67.4
93.0 28.3 Shell 0.707811 0.000008 67.2 66.8
101.0 30.8 Shell 0.707700 0.000008 72.2 71.9
121.0 36.9 Shell 0.707628 0.000007 74.5 74.3
134.0 40.8 Shell 0.707626 0.000006 74.6 74.4
145.5 44.3 Shell 0.707629 0.000007 74.4 74.2
192.3 58.6 Shell 0.707634 0.000007 74.1 74.0
216.0 65.8 Shell 0.707601 0.000010 76.0 75.7
225.0 68.6 Shell 0.707628 0.000007 74.5 74.3
247.1 75.3 Shell 0.707593 0.000007 76.4 75.9
250.8 76.4 Shell 0.707589 0.000007 76.6 76.0
250.8 76.4 Shell 0.707585 0.000006 76.8 76.1
271.4 82.7 Shell 0.707604 0.000006 75.8 75.5
287.3 87.6 Shell 0.707562 0.000007 78.1 77.1
287.3 87.6 Shell 0.707586 0.000008 76.8 76.1