leg site hole core section top of sample interval (m) bottom of sample interval (m) fraction mineral percent 19 191 9 321.00 321.60 CLAY 'diffuse scattering' measure 79.8 19 191 9 321.00 321.60 CLAY 'amorphous material' measure 68.4 19 191 9 321.00 321.60 CLAY QUARTZ 18.2 19 191 9 321.00 321.60 CLAY PLAGIOCLASE 10.1 19 191 9 321.00 321.60 CLAY MICA 31.2 19 191 9 321.00 321.60 CLAY CHLORITE 9.4 19 191 11 452.00 454.60 CLAY 'diffuse scattering' measure 78.3 19 191 11 452.00 454.60 CLAY 'amorphous material' measure 66.1 19 191 11 452.00 454.60 CLAY QUARTZ 17.5 19 191 11 452.00 454.60 CLAY PLAGIOCLASE 9.8 19 191 11 452.00 454.60 CLAY MICA 39.5 19 191 11 452.00 454.60 CLAY CHLORITE 11.8 19 191 12 520.00 521.80 CLAY 'diffuse scattering' measure 82.5 19 191 12 520.00 521.80 CLAY 'amorphous material' measure 72.7 19 191 12 520.00 521.80 CLAY QUARTZ 19.6 19 191 12 520.00 521.80 CLAY PLAGIOCLASE 13.1 19 191 12 520.00 521.80 CLAY MICA 28.0 19 191 12 520.00 521.80 CLAY CHLORITE 8.4 19 191 12 520.00 521.80 CLAY MONTMORILLONITE 30.2 19 191 13 620.00 622.10 CLAY 'diffuse scattering' measure 83.5 19 191 13 620.00 622.10 CLAY 'amorphous material' measure 74.2 19 191 13 620.00 622.10 CLAY QUARTZ 27.6 19 191 13 620.00 622.10 CLAY PLAGIOCLASE 14.3 19 191 13 620.00 622.10 CLAY MICA 26.1 19 191 13 620.00 622.10 CLAY CHLORITE 6.6 19 191 13 620.00 622.10 CLAY MONTMORILLONITE 23.7 19 191 14 723.00 725.30 CLAY 'diffuse scattering' measure 68.1 19 191 14 723.00 725.30 CLAY 'amorphous material' measure 50.2 19 191 14 723.00 725.30 CLAY QUARTZ 0.9 19 191 14 723.00 725.30 CLAY PLAGIOCLASE 1.6