leg site hole core section top of sample interval (m) bottom of sample interval (m) fraction mineral percent 8 69 2 14.50 22.70 BULK CALCITE 75.0 8 69 2 14.50 22.70 BULK QUARTZ 6.1 8 69 2 14.50 22.70 BULK K-FELDSPAR 6.5 8 69 2 14.50 22.70 BULK PLAGIOCLASE 5.4 8 69 3 23.60 30.30 BULK CALCITE 59.7 8 69 3 23.60 30.30 BULK QUARTZ 5.6 8 69 3 23.60 30.30 BULK K-FELDSPAR 4.3 8 69 3 23.60 30.30 BULK PLAGIOCLASE 6.0 8 69 3 23.60 30.30 BULK KAOLINITE 5.6