leg site hole core section top of sample interval (m) bottom of sample interval (m) fraction mineral percent 18 178 2 6.00 8.30 CLAY 'diffuse scattering' measure 76.8 18 178 2 6.00 8.30 CLAY 'amorphous material' measure 63.7 18 178 2 6.00 8.30 CLAY QUARTZ 13.3 18 178 2 6.00 8.30 CLAY PLAGIOCLASE 12.7 18 178 2 6.00 8.30 CLAY MICA 38.8 18 178 2 6.00 8.30 CLAY CHLORITE 23.9 18 178 2 6.00 8.30 CLAY MONTMORILLONITE 8.5 18 178 3 15.00 18.10 CLAY 'diffuse scattering' measure 75.5 18 178 3 15.00 18.10 CLAY 'amorphous material' measure 61.7 18 178 3 15.00 18.10 CLAY QUARTZ 13.4 18 178 3 15.00 18.10 CLAY PLAGIOCLASE 14.9 18 178 3 15.00 18.10 CLAY MICA 41.2 18 178 3 15.00 18.10 CLAY CHLORITE 24.5 18 178 3 15.00 18.10 CLAY MONTMORILLONITE 2.4 18 178 11 87.00 89.30 CLAY 'diffuse scattering' measure 77.6 18 178 11 87.00 89.30 CLAY 'amorphous material' measure 65.0 18 178 11 87.00 89.30 CLAY QUARTZ 13.9 18 178 11 87.00 89.30 CLAY PLAGIOCLASE 14.5 18 178 11 87.00 89.30 CLAY MICA 41.4 18 178 11 87.00 89.30 CLAY CHLORITE 23.3 18 178 11 87.00 89.30 CLAY MONTMORILLONITE 3.0 18 178 12 96.00 98.30 CLAY 'diffuse scattering' measure 77.2 18 178 12 96.00 98.30 CLAY 'amorphous material' measure 64.4 18 178 12 96.00 98.30 CLAY QUARTZ 12.1 18 178 12 96.00 98.30 CLAY PLAGIOCLASE 15.2 18 178 12 96.00 98.30 CLAY MICA 35.7 18 178 12 96.00 98.30 CLAY CHLORITE 21.2 18 178 12 96.00 98.30 CLAY MONTMORILLONITE 8.7 18 178 12 96.00 98.30 CLAY GYPSUM 1.5 18 178 12 96.00 98.30 CLAY AMPHIBOLE 5.6 18 178 15 123.00 125.30 CLAY 'diffuse scattering' measure 76.6 18 178 15 123.00 125.30 CLAY 'amorphous material' measure 63.4 18 178 15 123.00 125.30 CLAY QUARTZ 13.7 18 178 15 123.00 125.30 CLAY PLAGIOCLASE 15.9 18 178 15 123.00 125.30 CLAY MICA 32.2 18 178 15 123.00 125.30 CLAY CHLORITE 22.9 18 178 15 123.00 125.30 CLAY MONTMORILLONITE 10.6 18 178 17 141.00 144.70 CLAY 'diffuse scattering' measure 75.3 18 178 17 141.00 144.70 CLAY 'amorphous material' measure 61.4 18 178 17 141.00 144.70 CLAY QUARTZ 12.9 18 178 17 141.00 144.70 CLAY PLAGIOCLASE 13.0 18 178 17 141.00 144.70 CLAY MICA 37.3 18 178 17 141.00 144.70 CLAY CHLORITE 20.7 18 178 17 141.00 144.70 CLAY MONTMORILLONITE 12.6 18 178 17 141.00 144.70 CLAY GYPSUM 1.2 18 178 20 168.00 173.18 CLAY 'diffuse scattering' measure 82.7 18 178 20 168.00 173.18 CLAY 'amorphous material' measure 72.9 18 178 20 168.00 173.18 CLAY QUARTZ 17.9 18 178 20 168.00 173.18 CLAY PLAGIOCLASE 21.6 18 178 20 168.00 173.18 CLAY MICA 33.4 18 178 20 168.00 173.18 CLAY CHLORITE 11.8 18 178 20 168.00 173.18 CLAY MONTMORILLONITE 9.3 18 178 20 168.00 173.18 CLAY GYPSUM 0.9 18 178 20 168.00 173.91 CLAY 'diffuse scattering' measure 76.6 18 178 20 168.00 173.91 CLAY 'amorphous material' measure 63.4 18 178 20 168.00 173.91 CLAY QUARTZ 14.3 18 178 20 168.00 173.91 CLAY PLAGIOCLASE 12.6 18 178 20 168.00 173.91 CLAY MICA 40.7 18 178 20 168.00 173.91 CLAY CHLORITE 19.4 18 178 20 168.00 173.91 CLAY MONTMORILLONITE 11.2 18 178 25 211.00 213.30 CLAY 'diffuse scattering' measure 79.9 18 178 25 211.00 213.30 CLAY 'amorphous material' measure 68.6 18 178 25 211.00 213.30 CLAY QUARTZ 14.2 18 178 25 211.00 213.30 CLAY PLAGIOCLASE 16.7 18 178 25 211.00 213.30 CLAY MICA 36.7 18 178 25 211.00 213.30 CLAY CHLORITE 19.1 18 178 25 211.00 213.30 CLAY MONTMORILLONITE 8.9 18 178 28 239.50 241.71 CLAY 'diffuse scattering' measure 80.4 18 178 28 239.50 241.71 CLAY 'amorphous material' measure 69.4 18 178 28 239.50 241.71 CLAY QUARTZ 17.3 18 178 28 239.50 241.71 CLAY PLAGIOCLASE 18.7 18 178 28 239.50 241.71 CLAY MICA 27.4 18 178 28 239.50 241.71 CLAY CHLORITE 12.7 18 178 28 239.50 241.71 CLAY MONTMORILLONITE 18.1 18 178 28 239.50 241.71 CLAY GYPSUM 1.8 18 178 30 287.00 289.70 CLAY 'diffuse scattering' measure 77.6 18 178 30 287.00 289.70 CLAY 'amorphous material' measure 65.0 18 178 30 287.00 289.70 CLAY QUARTZ 18.6 18 178 30 287.00 289.70 CLAY PLAGIOCLASE 17.2 18 178 30 287.00 289.70 CLAY MICA 32.4 18 178 30 287.00 289.70 CLAY CHLORITE 19.5 18 178 30 287.00 289.70 CLAY MONTMORILLONITE 9.5 18 178 32 306.00 309.55 CLAY 'diffuse scattering' measure 79.1 18 178 32 306.00 309.55 CLAY 'amorphous material' measure 67.4 18 178 32 306.00 309.55 CLAY QUARTZ 12.3 18 178 32 306.00 309.55 CLAY PLAGIOCLASE 17.2 18 178 32 306.00 309.55 CLAY MICA 27.3 18 178 32 306.00 309.55 CLAY CHLORITE 12.8 18 178 32 306.00 309.55 CLAY MONTMORILLONITE 25.7 18 178 32 306.00 309.55 CLAY GYPSUM 1.9 18 178 32 306.00 310.45 CLAY 'diffuse scattering' measure 81.9 18 178 32 306.00 310.45 CLAY 'amorphous material' measure 71.7 18 178 32 306.00 310.45 CLAY QUARTZ 15.3 18 178 32 306.00 310.45 CLAY PLAGIOCLASE 17.0 18 178 32 306.00 310.45 CLAY MICA 28.1 18 178 32 306.00 310.45 CLAY CHLORITE 9.7 18 178 32 306.00 310.45 CLAY MONTMORILLONITE 25.8 18 178 32 306.00 310.45 CLAY GYPSUM 1.7 18 178 33 315.50 322.22 CLAY 'diffuse scattering' measure 81.0 18 178 33 315.50 322.22 CLAY 'amorphous material' measure 70.3 18 178 33 315.50 322.22 CLAY QUARTZ 14.1 18 178 33 315.50 322.22 CLAY PLAGIOCLASE 13.9 18 178 33 315.50 322.22 CLAY MICA 25.1 18 178 33 315.50 322.22 CLAY CHLORITE 7.2 18 178 33 315.50 322.22 CLAY MONTMORILLONITE 34.7 18 178 33 315.50 322.22 CLAY GYPSUM 3.2 18 178 44 456.00 459.23 CLAY 'diffuse scattering' measure 80.2 18 178 44 456.00 459.23 CLAY 'amorphous material' measure 69.1 18 178 44 456.00 459.23 CLAY QUARTZ 15.9 18 178 44 456.00 459.23 CLAY PLAGIOCLASE 17.1 18 178 44 456.00 459.23 CLAY MICA 27.1 18 178 44 456.00 459.23 CLAY CHLORITE 11.4 18 178 44 456.00 459.23 CLAY MONTMORILLONITE 24.8 18 178 44 456.00 459.23 CLAY GYPSUM 1.9 18 178 44 456.00 460.35 CLAY 'diffuse scattering' measure 82.6 18 178 44 456.00 460.35 CLAY 'amorphous material' measure 72.8 18 178 44 456.00 460.35 CLAY QUARTZ 13.1 18 178 44 456.00 460.35 CLAY PLAGIOCLASE 14.1 18 178 44 456.00 460.35 CLAY MICA 30.0 18 178 44 456.00 460.35 CLAY CHLORITE 9.9 18 178 44 456.00 460.35 CLAY MONTMORILLONITE 29.5 18 178 44 456.00 461.00 CLAY 'diffuse scattering' measure 82.8 18 178 44 456.00 461.00 CLAY 'amorphous material' measure 73.2 18 178 44 456.00 461.00 CLAY QUARTZ 17.4 18 178 44 456.00 461.00 CLAY PLAGIOCLASE 18.3 18 178 44 456.00 461.00 CLAY MICA 25.0 18 178 44 456.00 461.00 CLAY CHLORITE 13.6 18 178 46 496.00 498.20 CLAY 'diffuse scattering' measure 78.0 18 178 46 496.00 498.20 CLAY 'amorphous material' measure 65.7 18 178 46 496.00 498.20 CLAY QUARTZ 14.8 18 178 46 496.00 498.20 CLAY PLAGIOCLASE 15.0 18 178 46 496.00 498.20 CLAY MICA 35.8 18 178 46 496.00 498.20 CLAY CHLORITE 18.2 18 178 46 496.00 498.20 CLAY MONTMORILLONITE 14.0 18 178 50 629.00 629.41 CLAY 'diffuse scattering' measure 77.9 18 178 50 629.00 629.41 CLAY 'amorphous material' measure 65.5 18 178 50 629.00 629.41 CLAY QUARTZ 13.4 18 178 50 629.00 629.41 CLAY PLAGIOCLASE 10.6 18 178 50 629.00 629.41 CLAY MICA 19.8 18 178 50 629.00 629.41 CLAY CHLORITE 13.8 18 178 51 657.50 659.80 CLAY 'diffuse scattering' measure 81.0 18 178 51 657.50 659.80 CLAY 'amorphous material' measure 70.3 18 178 51 657.50 659.80 CLAY QUARTZ 14.4 18 178 51 657.50 659.80 CLAY PLAGIOCLASE 14.2 18 178 51 657.50 659.80 CLAY MICA 25.0 18 178 51 657.50 659.80 CLAY CHLORITE 11.1 18 178 51 657.50 659.80 CLAY MONTMORILLONITE 31.2 18 178 51 657.50 659.92 CLAY 'diffuse scattering' measure 78.7 18 178 51 657.50 659.92 CLAY 'amorphous material' measure 66.8 18 178 51 657.50 659.92 CLAY QUARTZ 8.2 18 178 51 657.50 659.92 CLAY PLAGIOCLASE 6.7 18 178 51 657.50 659.92 CLAY MICA 21.0 18 178 51 657.50 659.92 CLAY CHLORITE 6.5 18 178 51 657.50 659.92 CLAY MONTMORILLONITE 54.2 18 178 53 716.00 716.60 CLAY 'diffuse scattering' measure 86.2 18 178 53 716.00 716.60 CLAY 'amorphous material' measure 78.8 18 178 53 716.00 716.60 CLAY QUARTZ 17.8 18 178 53 716.00 716.60 CLAY PLAGIOCLASE 19.0 18 178 53 716.00 716.60 CLAY MICA 22.8 18 178 53 716.00 716.60 CLAY CHLORITE 7.0 18 178 54 742.00 742.90 CLAY 'diffuse scattering' measure 77.2 18 178 54 742.00 742.90 CLAY 'amorphous material' measure 64.3 18 178 54 742.00 742.90 CLAY QUARTZ 4.4 18 178 54 742.00 742.90 CLAY PLAGIOCLASE 5.7 18 178 54 742.00 742.90 CLAY KAOLINITE 0.6 18 178 54 742.00 742.90 CLAY MICA 5.3 18 178 54 742.00 742.90 CLAY CHLORITE 1.8 18 178 54 742.00 744.60 CLAY 'diffuse scattering' measure 91.1 18 178 54 742.00 744.60 CLAY 'amorphous material' measure 86.1 18 178 54 742.00 744.60 CLAY QUARTZ 18.5 18 178 54 742.00 744.60 CLAY PLAGIOCLASE 25.4 18 178 54 742.00 744.60 CLAY KAOLINITE 6.1 18 178 54 742.00 744.60 CLAY MICA 14.7 18 178 54 742.00 744.60 CLAY CHLORITE 1.5 18 178 54 742.00 744.60 CLAY MONTMORILLONITE 26.4 18 178 54 742.00 744.60 CLAY TRIDYMITE 5.6 18 178 54 742.00 747.90 CLAY 'diffuse scattering' measure 82.8 18 178 54 742.00 747.90 CLAY 'amorphous material' measure 73.2 18 178 54 742.00 747.90 CLAY QUARTZ 8.9 18 178 54 742.00 747.90 CLAY PLAGIOCLASE 12.5 18 178 54 742.00 747.90 CLAY KAOLINITE 1.7 18 178 54 742.00 747.90 CLAY MICA 5.3 18 178 54 742.00 747.90 CLAY CHLORITE 1.2 18 178 54 742.00 747.90 CLAY MONTMORILLONITE 68.9 18 178 54 742.00 748.80 CLAY 'diffuse scattering' measure 76.0 18 178 54 742.00 748.80 CLAY 'amorphous material' measure 62.4 18 178 54 742.00 748.80 CLAY QUARTZ 3.9 18 178 54 742.00 748.80 CLAY PLAGIOCLASE 3.4 18 178 54 742.00 748.80 CLAY MICA 5.3 18 178 54 742.00 748.80 CLAY CHLORITE 1.3 18 178 57 768.00 769.26 CLAY 'diffuse scattering' measure 79.1 18 178 57 768.00 769.26 CLAY 'amorphous material' measure 67.3 18 178 57 768.00 769.26 CLAY QUARTZ 7.5 18 178 57 768.00 769.26 CLAY PLAGIOCLASE 7.0 18 178 57 768.00 769.26 CLAY MICA 7.4 18 178 57 768.00 769.26 CLAY CHLORITE 3.3 18 178 57 768.00 769.26 CLAY MONTMORILLONITE 73.4 18 178 57 768.00 769.46 CLAY 'diffuse scattering' measure 85.0 18 178 57 768.00 769.46 CLAY 'amorphous material' measure 69.6 18 178 57 768.00 769.46 CLAY QUARTZ 8.4 18 178 57 768.00 769.46 CLAY PLAGIOCLASE 6.9 18 178 57 768.00 769.46 CLAY KAOLINITE 1.4 18 178 57 768.00 769.46 CLAY MICA 6.4 18 178 57 768.00 769.46 CLAY CHLORITE 1.6