leg site hole core section top of sample interval (m) bottom of sample interval (m) fraction mineral percent 18 180 2 9.50 11.80 CLAY 'diffuse scattering' measure 75.8 18 180 2 9.50 11.80 CLAY 'amorphous material' measure 62.2 18 180 2 9.50 11.80 CLAY QUARTZ 11.7 18 180 2 9.50 11.80 CLAY PLAGIOCLASE 10.6 18 180 2 9.50 11.80 CLAY MICA 42.2 18 180 2 9.50 11.80 CLAY CHLORITE 23.2 18 180 2 9.50 11.80 CLAY MONTMORILLONITE 8.7 18 180 2 9.50 11.80 CLAY GYPSUM 1.3 18 180 4 28.50 30.90 CLAY 'diffuse scattering' measure 74.4 18 180 4 28.50 30.90 CLAY 'amorphous material' measure 60.0 18 180 4 28.50 30.90 CLAY QUARTZ 13.5 18 180 4 28.50 30.90 CLAY PLAGIOCLASE 13.7 18 180 4 28.50 30.90 CLAY MICA 41.3 18 180 4 28.50 30.90 CLAY CHLORITE 24.9 18 180 4 28.50 30.90 CLAY MONTMORILLONITE 3.5 18 180 5 38.00 41.40 CLAY 'diffuse scattering' measure 76.3 18 180 5 38.00 41.40 CLAY 'amorphous material' measure 63.0 18 180 5 38.00 41.40 CLAY QUARTZ 15.6 18 180 5 38.00 41.40 CLAY PLAGIOCLASE 20.1 18 180 5 38.00 41.40 CLAY MICA 29.8 18 180 5 38.00 41.40 CLAY CHLORITE 22.0 18 180 5 38.00 41.40 CLAY MONTMORILLONITE 6.0 18 180 5 38.00 41.40 CLAY GYPSUM 1.4 18 180 5 38.00 41.40 CLAY AMPHIBOLE 5.1 18 180 5 38.00 41.60 CLAY 'diffuse scattering' measure 79.8 18 180 5 38.00 41.60 CLAY 'amorphous material' measure 68.4 18 180 5 38.00 41.60 CLAY QUARTZ 15.3 18 180 5 38.00 41.60 CLAY PLAGIOCLASE 22.1 18 180 5 38.00 41.60 CLAY MICA 28.6 18 180 5 38.00 41.60 CLAY CHLORITE 19.4 18 180 5 38.00 41.60 CLAY MONTMORILLONITE 8.6 18 180 8 66.50 68.80 CLAY 'diffuse scattering' measure 74.4 18 180 8 66.50 68.80 CLAY 'amorphous material' measure 60.0 18 180 8 66.50 68.80 CLAY QUARTZ 16.9 18 180 8 66.50 68.80 CLAY PLAGIOCLASE 15.3 18 180 8 66.50 68.80 CLAY MICA 41.0 18 180 8 66.50 68.80 CLAY CHLORITE 22.2 18 180 12 147.50 150.20 CLAY 'diffuse scattering' measure 78.4 18 180 12 147.50 150.20 CLAY 'amorphous material' measure 66.2 18 180 12 147.50 150.20 CLAY QUARTZ 17.0 18 180 12 147.50 150.20 CLAY PLAGIOCLASE 25.8 18 180 12 147.50 150.20 CLAY MICA 26.5 18 180 12 147.50 150.20 CLAY CHLORITE 22.4 18 180 12 147.50 150.20 CLAY MONTMORILLONITE 2.2 18 180 15 242.50 244.80 CLAY 'diffuse scattering' measure 76.6 18 180 15 242.50 244.80 CLAY 'amorphous material' measure 63.4 18 180 15 242.50 244.80 CLAY QUARTZ 13.8 18 180 15 242.50 244.80 CLAY PLAGIOCLASE 14.8 18 180 15 242.50 244.80 CLAY MICA 34.6 18 180 15 242.50 244.80 CLAY CHLORITE 24.8 18 180 15 242.50 244.80 CLAY MONTMORILLONITE 7.9 18 180 17 261.50 263.90 CLAY 'diffuse scattering' measure 78.4 18 180 17 261.50 263.90 CLAY 'amorphous material' measure 66.3 18 180 17 261.50 263.90 CLAY QUARTZ 15.9 18 180 17 261.50 263.90 CLAY PLAGIOCLASE 18.9 18 180 17 261.50 263.90 CLAY MICA 29.7 18 180 17 261.50 263.90 CLAY CHLORITE 20.1 18 180 17 261.50 263.90 CLAY MONTMORILLONITE 11.3 18 180 17 261.50 264.60 CLAY 'diffuse scattering' measure 77.1 18 180 17 261.50 264.60 CLAY 'amorphous material' measure 64.3 18 180 17 261.50 264.60 CLAY QUARTZ 14.3 18 180 17 261.50 264.60 CLAY PLAGIOCLASE 19.1 18 180 17 261.50 264.60 CLAY MICA 34.7 18 180 17 261.50 264.60 CLAY CHLORITE 23.6 18 180 17 261.50 264.60 CLAY MONTMORILLONITE 2.8 18 180 18 271.00 274.80 CLAY 'diffuse scattering' measure 79.3 18 180 18 271.00 274.80 CLAY 'amorphous material' measure 67.6 18 180 18 271.00 274.80 CLAY QUARTZ 14.3 18 180 18 271.00 274.80 CLAY PLAGIOCLASE 18.4 18 180 18 271.00 274.80 CLAY MICA 35.3 18 180 18 271.00 274.80 CLAY CHLORITE 18.9 18 180 18 271.00 274.80 CLAY MONTMORILLONITE 5.3 18 180 18 271.00 274.80 CLAY GYPSUM 1.1 18 180 20 413.50 415.40 CLAY 'diffuse scattering' measure 79.5 18 180 20 413.50 415.40 CLAY 'amorphous material' measure 68.0 18 180 20 413.50 415.40 CLAY QUARTZ 15.8 18 180 20 413.50 415.40 CLAY PLAGIOCLASE 15.4 18 180 20 413.50 415.40 CLAY MICA 38.8 18 180 20 413.50 415.40 CLAY CHLORITE 20.9 18 180 20 413.50 415.40 CLAY MONTMORILLONITE 5.6 18 180 20 413.50 415.40 CLAY GYPSUM 1.4 18 180 20 413.50 415.40 CLAY AMPHIBOLE 2.1 18 180 20 413.50 417.30 CLAY 'diffuse scattering' measure 75.8 18 180 20 413.50 417.30 CLAY 'amorphous material' measure 62.2 18 180 20 413.50 417.30 CLAY QUARTZ 15.3 18 180 20 413.50 417.30 CLAY PLAGIOCLASE 15.6 18 180 20 413.50 417.30 CLAY MICA 41.2 18 180 20 413.50 417.30 CLAY CHLORITE 20.6 18 180 20 413.50 417.30 CLAY MONTMORILLONITE 5.7 18 180 20 413.50 418.30 CLAY 'diffuse scattering' measure 76.2 18 180 20 413.50 418.30 CLAY 'amorphous material' measure 62.8 18 180 20 413.50 418.30 CLAY QUARTZ 13.7 18 180 20 413.50 418.30 CLAY PLAGIOCLASE 14.1 18 180 20 413.50 418.30 CLAY MICA 33.5 18 180 20 413.50 418.30 CLAY CHLORITE 22.2 18 180 20 413.50 418.30 CLAY MONTMORILLONITE 13.0 18 180 20 413.50 418.90 CLAY 'diffuse scattering' measure 79.2 18 180 20 413.50 418.90 CLAY 'amorphous material' measure 67.6 18 180 20 413.50 418.90 CLAY QUARTZ 15.5 18 180 20 413.50 418.90 CLAY PLAGIOCLASE 21.0 18 180 20 413.50 418.90 CLAY MICA 30.8 18 180 20 413.50 418.90 CLAY CHLORITE 18.1 18 180 20 413.50 418.90 CLAY MONTMORILLONITE 9.3 18 180 23 442.00 445.80 CLAY 'diffuse scattering' measure 80.1 18 180 23 442.00 445.80 CLAY 'amorphous material' measure 68.8 18 180 23 442.00 445.80 CLAY QUARTZ 14.1 18 180 23 442.00 445.80 CLAY PLAGIOCLASE 18.7 18 180 23 442.00 445.80 CLAY MICA 31.3 18 180 23 442.00 445.80 CLAY CHLORITE 18.3 18 180 23 442.00 445.80 CLAY MONTMORILLONITE 11.6 18 180 24 451.50 453.50 CLAY 'diffuse scattering' measure 76.1 18 180 24 451.50 453.50 CLAY 'amorphous material' measure 62.7 18 180 24 451.50 453.50 CLAY QUARTZ 16.0 18 180 24 451.50 453.50 CLAY PLAGIOCLASE 16.8 18 180 24 451.50 453.50 CLAY MICA 35.1 18 180 24 451.50 453.50 CLAY CHLORITE 26.1 18 180 24 451.50 453.50 CLAY MONTMORILLONITE 1.6