leg site hole core section top of sample interval (m) bottom of sample interval (m) fraction mineral percent 10 87 1 648.00 649.73 CLAY 'diffuse scattering' measure 79.1 10 87 1 648.00 649.73 CLAY 'amorphous material' measure 67.3 10 87 1 648.00 649.73 CLAY QUARTZ 7.4 10 87 1 648.00 649.73 CLAY PLAGIOCLASE 2.2 10 87 1 648.00 649.73 CLAY MICA 25.3 10 87 1 648.00 649.73 CLAY CHLORITE 3.4 10 87 1 648.00 649.73 CLAY MONTMORILLONITE 45.0 10 87 1 648.00 649.73 CLAY PALYGORSKITE 12.2 10 87 1 648.00 649.73 CLAY CLINOPTILOLITE 1.8