leg site hole core section top of sample interval (m) bottom of sample interval (m) fraction mineral percent 7 63 B 1 11.10 16.20 BULK CALCITE 52.7 7 63 B 1 11.10 16.20 BULK QUARTZ 12.4 7 63 B 1 11.10 16.20 BULK PLAGIOCLASE 6.3 7 63 B 1 11.10 16.20 BULK KAOLINITE 11.0 7 63 B 2 20.10 28.70 BULK CALCITE 67.6 7 63 B 2 20.10 28.70 BULK QUARTZ 11.6 7 63 B 2 20.10 28.70 BULK PLAGIOCLASE 5.3 7 63 B 2 20.10 28.70 BULK KAOLINITE 7.0 7 63 B 3 30.40 35.20 BULK CALCITE 86.2 7 63 B 3 30.40 35.20 BULK QUARTZ 4.5 7 63 B 3 30.40 35.20 BULK PLAGIOCLASE 2.0 7 63 B 3 30.40 35.20 BULK KAOLINITE 3.6