leg site hole core section top of sample interval (m) bottom of sample interval (m) fraction mineral percent 6 53 1 99.50 103.20 SILT QUARTZ 3.4 6 53 1 99.50 103.20 SILT CRISTOBALITE 5.3 6 53 1 99.50 103.20 SILT PLAGIOCLASE 49.2 6 53 1 99.50 103.20 SILT MONTMORILLONITE 42.1 6 53 2 104.00 113.00 SILT QUARTZ 1.0 6 53 2 104.00 113.00 SILT PLAGIOCLASE 39.1 6 53 2 104.00 113.00 SILT MONTMORILLONITE 60.0 6 53 3 137.10 137.80 SILT CRISTOBALITE 1.1 6 53 3 137.10 137.80 SILT PLAGIOCLASE 33.0 6 53 3 137.10 137.80 SILT MONTMORILLONITE 65.9 6 53 4 165.10 166.60 SILT QUARTZ 6.2 6 53 4 165.10 166.60 SILT K-FELDSPAR 23.7 6 53 4 165.10 166.60 SILT MONTMORILLONITE 70.1 6 53 6 194.60 194.70 SILT QUARTZ 14.5 6 53 6 194.60 194.70 SILT K-FELDSPAR 45.2 6 53 6 194.60 194.70 SILT MONTMORILLONITE 40.3 6 53 7 196.50 196.50 SILT PLAGIOCLASE 66.7 6 53 7 196.50 196.50 SILT MONTMORILLONITE 33.3