Table T13. Seawater contamination levels in gabbro cores based on the concentration of PFT observed in crushed gabbro, interior core samples, Site 1253.
Core, section,
interval (cm)
Depth
(mbsf)
Sample
position
in core
Observed
contamination
(µL seawater
per g gabbro)
205-1253A-


32R-2, 10-16 544.43 Interior 39.38
33R-1, 34-36 549.54 Interior 13.75
34R-2, 69-74 554.72 Interior 128.66
36R-1, 47-50 562.97 Interior 119.65
37R-1, 30-32 566.30 Interior 510.37
38R-2, 0-3 573.51 Interior 0.61
39R-1, 128-130 578.48 Interior 190.79
41R-2, 2-4 587.07 Interior 301.43
42R-2, 102-103 592.42 Interior 30.10
43R-3, 100-108 598.73 Interior 99.53