leg site hole core section top of sample interval (m) bottom of sample interval (m) fraction mineral percent 13 129 B C1 27.00 34.00 CLAY 'diffuse scattering' measure 82.2 13 129 B C1 27.00 34.00 CLAY 'amorphous material' measure 72.3 13 129 B C1 27.00 34.00 CLAY QUARTZ 11.0 13 129 B C1 27.00 34.00 CLAY KAOLINITE 34.5 13 129 B C1 27.00 34.00 CLAY MICA 8.2