leg site hole core section top of sample interval (m) bottom of sample interval (m) fraction mineral percent 16 163 A 1 140.00 144.01 CLAY 'diffuse scattering' measure 86.1 16 163 A 1 140.00 144.01 CLAY 'amorphous material' measure 78.4 16 163 A 1 140.00 144.01 CLAY QUARTZ 4.1 16 163 A 1 140.00 144.01 CLAY MONTMORILLONITE 66.2 16 163 A 1 140.00 144.01 CLAY PALYGORSKITE 14.7 16 163 A 1 140.00 144.01 CLAY CLINOPTILOLITE 5.1 16 163 A 1 140.00 144.01 CLAY PHILLIPSITE 8.7 16 163 A 1 140.00 144.54 CLAY 'diffuse scattering' measure 89.7 16 163 A 1 140.00 144.54 CLAY 'amorphous material' measure 83.9 16 163 A 1 140.00 144.54 CLAY QUARTZ 8.6 16 163 A 1 140.00 144.54 CLAY MICA 13.2 16 163 A 1 140.00 144.54 CLAY MONTMORILLONITE 58.5 16 163 A 1 140.00 144.54 CLAY CLINOPTILOLITE 7.8