leg site hole core section top of sample interval (m) bottom of sample interval (m) fraction mineral percent 21 203 3 108.00 113.70 CLAY 'diffuse scattering' measure 92.3 21 203 3 108.00 113.70 CLAY 'amorphous material' measure 87.9 21 203 3 108.00 113.70 CLAY QUARTZ 3.9 21 203 3 108.00 113.70 CLAY PLAGIOCLASE 27.9 21 203 3 108.00 113.70 CLAY CHLORITE 14.4 21 203 4 229.00 230.10 CLAY 'diffuse scattering' measure 81.5 21 203 4 229.00 230.10 CLAY 'amorphous material' measure 71.0 21 203 4 229.00 230.10 CLAY QUARTZ 1.8 21 203 4 229.00 230.10 CLAY PLAGIOCLASE 21.3 21 203 4 229.00 230.10 CLAY CHLORITE 8.7 21 203 4 229.00 230.10 CLAY MONTMORILLONITE 56.6 21 203 4 229.00 230.10 CLAY CLINOPTILOLITE 1.8 21 203 4 229.00 230.10 CLAY AUGITE 8.6