leg site hole core section top of sample interval (m) bottom of sample interval (m) fraction mineral percent 15 150 A 2 119.00 120.45 SILT 'diffuse scattering' measure 74.4 15 150 A 2 119.00 120.45 SILT 'amorphous material' measure 60.1 15 150 A 2 119.00 120.45 SILT QUARTZ 7.0 15 150 A 2 119.00 120.45 SILT PLAGIOCLASE 23.9 15 150 A 2 119.00 120.45 SILT MONTMORILLONITE 12.7 15 150 A 2 119.00 120.45 SILT CLINOPTILOLITE 56.5