leg site hole core section top of sample interval (m) bottom of sample interval (m) fraction mineral percent 28 267 3 89.50 94.80 CLAY 'diffuse scattering' measure 82.5 28 267 3 89.50 94.80 CLAY 'amorphous material' measure 62.7 28 267 3 89.50 94.80 CLAY QUARTZ 30.9 28 267 3 89.50 94.80 CLAY K-FELDSPAR 10.9 28 267 3 89.50 94.80 CLAY PLAGIOCLASE 17.6 28 267 3 89.50 94.80 CLAY MICA 30.6 28 267 3 89.50 94.80 CLAY CHLORITE 2.5 28 267 4 127.50 132.80 CLAY 'diffuse scattering' measure 83.2 28 267 4 127.50 132.80 CLAY 'amorphous material' measure 65.3 28 267 4 127.50 132.80 CLAY QUARTZ 36.5 28 267 4 127.50 132.80 CLAY K-FELDSPAR 9.9 28 267 4 127.50 132.80 CLAY PLAGIOCLASE 18.4 28 267 4 127.50 132.80 CLAY MICA 26.7 28 267 4 127.50 132.80 CLAY CHLORITE 3.2