leg site hole core section top of sample interval (m) bottom of sample interval (m) fraction mineral percent 18 177 A 2 18.00 26.60 CLAY 'diffuse scattering' measure 80.9 18 177 A 2 18.00 26.60 CLAY 'amorphous material' measure 70.1 18 177 A 2 18.00 26.60 CLAY QUARTZ 15.2 18 177 A 2 18.00 26.60 CLAY PLAGIOCLASE 39.3 18 177 A 2 18.00 26.60 CLAY MICA 15.4 18 177 A 2 18.00 26.60 CLAY CHLORITE 13.4 18 177 A 2 18.00 26.60 CLAY MONTMORILLONITE 6.0 18 177 A 3 27.00 31.10 CLAY 'diffuse scattering' measure 82.5 18 177 A 3 27.00 31.10 CLAY 'amorphous material' measure 72.7 18 177 A 3 27.00 31.10 CLAY QUARTZ 12.2 18 177 A 3 27.00 31.10 CLAY PLAGIOCLASE 34.8 18 177 A 3 27.00 31.10 CLAY MICA 16.4 18 177 A 3 27.00 31.10 CLAY CHLORITE 9.9 18 177 A 3 27.00 31.10 CLAY MONTMORILLONITE 17.5 18 177 A 5 45.00 50.60 CLAY 'diffuse scattering' measure 84.1 18 177 A 5 45.00 50.60 CLAY 'amorphous material' measure 75.1 18 177 A 5 45.00 50.60 CLAY QUARTZ 11.4 18 177 A 5 45.00 50.60 CLAY PLAGIOCLASE 39.2 18 177 A 5 45.00 50.60 CLAY MICA 13.4 18 177 A 5 45.00 50.60 CLAY CHLORITE 9.3 18 177 A 5 45.00 50.60 CLAY MONTMORILLONITE 17.1 18 177 A 10 98.50 102.50 CLAY 'diffuse scattering' measure 84.4 18 177 A 10 98.50 102.50 CLAY 'amorphous material' measure 75.5 18 177 A 10 98.50 102.50 CLAY QUARTZ 12.6 18 177 A 10 98.50 102.50 CLAY PLAGIOCLASE 24.2 18 177 A 10 98.50 102.50 CLAY MICA 13.0 18 177 A 10 98.50 102.50 CLAY CHLORITE 8.4 18 177 A 10 98.50 102.50 CLAY MONTMORILLONITE 36.1 18 177 A 10 98.50 102.50 CLAY GYPSUM 1.2 18 177 A 11 117.50 121.60 CLAY 'diffuse scattering' measure 85.0 18 177 A 11 117.50 121.60 CLAY 'amorphous material' measure 76.6 18 177 A 11 117.50 121.60 CLAY QUARTZ 18.5 18 177 A 11 117.50 121.60 CLAY PLAGIOCLASE 19.6 18 177 A 11 117.50 121.60 CLAY MICA 12.1 18 177 A 11 117.50 121.60 CLAY CHLORITE 6.7 18 177 A 14 203.00 205.50 CLAY 'diffuse scattering' measure 80.3 18 177 A 14 203.00 205.50 CLAY 'amorphous material' measure 69.1 18 177 A 14 203.00 205.50 CLAY QUARTZ 11.7 18 177 A 14 203.00 205.50 CLAY PLAGIOCLASE 8.8 18 177 A 14 203.00 205.50 CLAY MICA 12.0 18 177 A 14 203.00 205.50 CLAY CHLORITE 3.0 18 177 A 14 203.00 205.50 CLAY MONTMORILLONITE 62.9 18 177 A 15 212.50 217.20 CLAY 'diffuse scattering' measure 85.9 18 177 A 15 212.50 217.20 CLAY 'amorphous material' measure 78.0 18 177 A 15 212.50 217.20 CLAY QUARTZ 16.1 18 177 A 15 212.50 217.20 CLAY PLAGIOCLASE 38.7 18 177 A 15 212.50 217.20 CLAY MICA 14.5 18 177 A 15 212.50 217.20 CLAY CHLORITE 8.6 18 177 A 15 212.50 217.20 CLAY MONTMORILLONITE 20.0 18 177 A 16 222.00 224.10 CLAY 'diffuse scattering' measure 83.6 18 177 A 16 222.00 224.10 CLAY 'amorphous material' measure 74.3 18 177 A 16 222.00 224.10 CLAY QUARTZ 20.5 18 177 A 16 222.00 224.10 CLAY PLAGIOCLASE 30.3 18 177 A 16 222.00 224.10 CLAY MICA 17.1 18 177 A 16 222.00 224.10 CLAY CHLORITE 9.9 18 177 A 17 231.50 234.80 CLAY 'diffuse scattering' measure 83.9 18 177 A 17 231.50 234.80 CLAY 'amorphous material' measure 74.8 18 177 A 17 231.50 234.80 CLAY QUARTZ 9.8 18 177 A 17 231.50 234.80 CLAY PLAGIOCLASE 24.1 18 177 A 17 231.50 234.80 CLAY MICA 8.9 18 177 A 17 231.50 234.80 CLAY CHLORITE 4.0 18 177 A 17 231.50 234.80 CLAY MONTMORILLONITE 51.9 18 177 A 18 241.00 242.60 CLAY 'diffuse scattering' measure 85.0 18 177 A 18 241.00 242.60 CLAY 'amorphous material' measure 76.6 18 177 A 18 241.00 242.60 CLAY QUARTZ 12.3 18 177 A 18 241.00 242.60 CLAY PLAGIOCLASE 31.5 18 177 A 18 241.00 242.60 CLAY MICA 10.0 18 177 A 18 241.00 242.60 CLAY CHLORITE 5.2 18 177 A 18 241.00 242.60 CLAY MONTMORILLONITE 36.8 18 177 A 18 241.00 242.60 CLAY GYPSUM 1.9 18 177 A 20 260.00 261.90 CLAY 'diffuse scattering' measure 83.4 18 177 A 20 260.00 261.90 CLAY 'amorphous material' measure 74.1 18 177 A 20 260.00 261.90 CLAY QUARTZ 13.3 18 177 A 20 260.00 261.90 CLAY PLAGIOCLASE 28.4 18 177 A 20 260.00 261.90 CLAY MICA 18.9 18 177 A 20 260.00 261.90 CLAY CHLORITE 7.1 18 177 A 20 260.00 261.90 CLAY MONTMORILLONITE 27.3 18 177 A 21 269.50 273.10 CLAY 'diffuse scattering' measure 81.8 18 177 A 21 269.50 273.10 CLAY 'amorphous material' measure 71.5 18 177 A 21 269.50 273.10 CLAY QUARTZ 10.9 18 177 A 21 269.50 273.10 CLAY PLAGIOCLASE 26.6 18 177 A 21 269.50 273.10 CLAY MICA 11.6 18 177 A 21 269.50 273.10 CLAY CHLORITE 6.2 18 177 A 21 269.50 273.10 CLAY MONTMORILLONITE 42.6 18 177 A 22 279.00 283.20 CLAY 'diffuse scattering' measure 84.9 18 177 A 22 279.00 283.20 CLAY 'amorphous material' measure 76.3 18 177 A 22 279.00 283.20 CLAY QUARTZ 10.8 18 177 A 22 279.00 283.20 CLAY PLAGIOCLASE 26.5 18 177 A 22 279.00 283.20 CLAY MICA 14.2 18 177 A 22 279.00 283.20 CLAY CHLORITE 5.5 18 177 A 22 279.00 283.20 CLAY MONTMORILLONITE 39.7 18 177 A 23 345.50 351.80 CLAY 'diffuse scattering' measure 79.9 18 177 A 23 345.50 351.80 CLAY 'amorphous material' measure 68.6 18 177 A 23 345.50 351.80 CLAY QUARTZ 19.3 18 177 A 23 345.50 351.80 CLAY PLAGIOCLASE 28.1 18 177 A 23 345.50 351.80 CLAY MICA 13.6 18 177 A 23 345.50 351.80 CLAY CHLORITE 10.2 18 177 A 25 381.50 385.20 CLAY 'diffuse scattering' measure 80.9 18 177 A 25 381.50 385.20 CLAY 'amorphous material' measure 70.2 18 177 A 25 381.50 385.20 CLAY QUARTZ 22.7 18 177 A 25 381.50 385.20 CLAY PLAGIOCLASE 18.9 18 177 A 25 381.50 385.20 CLAY MICA 20.3 18 177 A 25 381.50 385.20 CLAY CHLORITE 10.0 18 177 A 26 450.00 450.80 CLAY 'diffuse scattering' measure 76.6 18 177 A 26 450.00 450.80 CLAY 'amorphous material' measure 63.4 18 177 A 26 450.00 450.80 CLAY QUARTZ 18.4 18 177 A 26 450.00 450.80 CLAY PLAGIOCLASE 21.5 18 177 A 26 450.00 450.80 CLAY MICA 36.2