leg site hole core coretype section top interval bottom interval sample code head or vacutainer volume parameter id las name oxygen nitrogen methane carbon monoxide carbon dioxide ethylene ethane hydrogen sulfied propylene propane isobutate normal butane isopentane normal pentane isohexane normal hexane methane/ethane methane/ethane plus comments latitude longitude depth top interval depth below sea floor bottom interval depth below sea floor 110 675 A 002 Extended Core Barrel 02 144 144 HS Headspace techniques were used 5.0 GC1-50 GBLANC675A 0000011 15.52950 -58.71683 0323.10 32454 32454 110 675 A 003 Extended Core Barrel 02 144 144 HS Headspace techniques were used 5.0 GC1-50 B675A003.RES 0000007 15.52950 -58.71683 0332.60 33404 33404 110 675 A 004 Extended Core Barrel 03 144 144 HS Headspace techniques were used 5.0 GC1-50 B675A004.RES 0000008 15.52950 -58.71683 0343.60 34504 34504 110 675 A 006 Extended Core Barrel 05 144 144 HS Headspace techniques were used 5.0 GC1-50 B675A005.RES 0000011 15.52950 -58.71683 0365.60 36704 36704 110 675 A 008 Extended Core Barrel 04 144 144 HS Headspace techniques were used 5.0 GC1-50 B675A006.RES 0000010 15.52950 -58.71683 0383.10 38454 38454