leg site hole core section top of sample interval (m) bottom of sample interval (m) fraction mineral percent 7 62 A 1 6.30 8.20 BULK CALCITE 84.2 7 62 A 1 6.30 8.20 BULK QUARTZ 3.9 7 62 A 1 6.30 8.20 BULK PLAGIOCLASE 1.3 7 62 A 1 6.30 8.20 BULK KAOLINITE 3.5 7 62 A 2 16.60 20.30 BULK CALCITE 93.8 7 62 A 2 16.60 20.30 BULK QUARTZ 3.9 7 62 A 4 34.10 42.20 BULK CALCITE 97.5 7 62 A 7 63.10 71.20 BULK CALCITE 99.0 7 62 A 8 73.60 80.20 BULK CALCITE 99.0 7 62 A 11 101.10 109.50 BULK CALCITE 99.0 7 62 A 12 110.10 118.20 BULK CALCITE 99.0 7 62 A 14 129.60 137.70 BULK CALCITE 99.0