leg site hole core section top of sample interval (m) bottom of sample interval (m) fraction mineral percent 13 131 1 30.00 33.27 CLAY 'diffuse scattering' measure 87.1 13 131 1 30.00 33.27 CLAY 'amorphous material' measure 79.8 13 131 1 30.00 33.27 CLAY QUARTZ 4.8 13 131 1 30.00 33.27 CLAY PLAGIOCLASE 2.3 13 131 1 30.00 33.27 CLAY KAOLINITE 19.0 13 131 1 30.00 33.27 CLAY MICA 7.6 13 131 1 30.00 33.27 CLAY MONTMORILLONITE 57.3 13 131 1 30.00 33.27 CLAY PALYGORSKITE 7.9 13 131 1 30.00 37.94 CLAY 'diffuse scattering' measure 86.3 13 131 1 30.00 37.94 CLAY 'amorphous material' measure 78.5 13 131 1 30.00 37.94 CLAY QUARTZ 7.4 13 131 1 30.00 37.94 CLAY K-FELDSPAR 4.3 13 131 1 30.00 37.94 CLAY PLAGIOCLASE 5.6 13 131 1 30.00 37.94 CLAY KAOLINITE 18.6 13 131 1 30.00 37.94 CLAY MICA 7.9 13 131 1 30.00 37.94 CLAY MONTMORILLONITE 51.3 13 131 1 30.00 37.94 CLAY PYRITE 1.1