leg site hole core section top of sample interval (m) bottom of sample interval (m) fraction mineral percent 7 67 1 0.30 1.10 CLAY QUARTZ 8.7 7 67 1 0.30 1.10 CLAY PLAGIOCLASE 14.5 7 67 1 0.30 1.10 CLAY KAOLINITE 3.3 7 67 1 0.30 1.10 CLAY MICA 34.5