leg site hole core section top of sample interval (m) bottom of sample interval (m) fraction mineral percent 18 181 2 9.00 10.90 BULK 'diffuse scattering' measure 71.3 18 181 2 9.00 10.90 BULK 'amorphous material' measure 55.2 18 181 2 9.00 10.90 BULK QUARTZ 22.6 18 181 2 9.00 10.90 BULK PLAGIOCLASE 20.3 18 181 2 9.00 10.90 BULK MICA 39.0 18 181 2 9.00 10.90 BULK CHLORITE 15.0 18 181 2 9.00 13.90 BULK 'diffuse scattering' measure 67.5 18 181 2 9.00 13.90 BULK 'amorphous material' measure 49.2 18 181 2 9.00 13.90 BULK QUARTZ 25.5 18 181 2 9.00 13.90 BULK PLAGIOCLASE 25.9 18 181 2 9.00 13.90 BULK MICA 34.0 18 181 2 9.00 13.90 BULK CHLORITE 10.3 18 181 4 28.00 30.00 BULK 'diffuse scattering' measure 76.4 18 181 4 28.00 30.00 BULK 'amorphous material' measure 63.1 18 181 4 28.00 30.00 BULK QUARTZ 18.6 18 181 4 28.00 30.00 BULK PLAGIOCLASE 18.2 18 181 4 28.00 30.00 BULK MICA 40.8 18 181 4 28.00 30.00 BULK CHLORITE 16.9 18 181 4 28.00 30.00 BULK MONTMORILLONITE 1.5 18 181 4 28.00 30.00 BULK GYPSUM 1.1 18 181 6 47.00 48.80 BULK 'diffuse scattering' measure 75.3 18 181 6 47.00 48.80 BULK 'amorphous material' measure 61.3 18 181 6 47.00 48.80 BULK QUARTZ 23.3 18 181 6 47.00 48.80 BULK PLAGIOCLASE 20.5 18 181 6 47.00 48.80 BULK MICA 37.5 18 181 6 47.00 48.80 BULK CHLORITE 13.6 18 181 6 47.00 48.80 BULK MONTMORILLONITE 2.4 18 181 7 56.50 58.80 BULK 'diffuse scattering' measure 69.1 18 181 7 56.50 58.80 BULK 'amorphous material' measure 51.7 18 181 7 56.50 58.80 BULK QUARTZ 39.6 18 181 7 56.50 58.80 BULK PLAGIOCLASE 38.7 18 181 7 56.50 58.80 BULK MICA 12.3 18 181 7 56.50 58.80 BULK CHLORITE 6.1 18 181 8 66.60 68.50 BULK 'diffuse scattering' measure 71.7 18 181 8 66.60 68.50 BULK 'amorphous material' measure 55.8 18 181 8 66.60 68.50 BULK QUARTZ 21.4 18 181 8 66.60 68.50 BULK PLAGIOCLASE 20.5 18 181 8 66.60 68.50 BULK MICA 37.8 18 181 8 66.60 68.50 BULK CHLORITE 16.0 18 181 8 66.60 68.50 BULK MONTMORILLONITE 1.5 18 181 12 104.00 105.90 BULK 'diffuse scattering' measure 72.7 18 181 12 104.00 105.90 BULK 'amorphous material' measure 57.3 18 181 12 104.00 105.90 BULK QUARTZ 23.4 18 181 12 104.00 105.90 BULK PLAGIOCLASE 25.5 18 181 12 104.00 105.90 BULK MICA 33.5 18 181 12 104.00 105.90 BULK CHLORITE 13.7 18 181 13 113.50 115.30 BULK 'diffuse scattering' measure 67.6 18 181 13 113.50 115.30 BULK 'amorphous material' measure 49.4 18 181 13 113.50 115.30 BULK QUARTZ 22.6 18 181 13 113.50 115.30 BULK PLAGIOCLASE 24.3 18 181 13 113.50 115.30 BULK MICA 34.7 18 181 13 113.50 115.30 BULK CHLORITE 14.8 18 181 13 113.50 118.40 BULK 'diffuse scattering' measure 75.4 18 181 13 113.50 118.40 BULK 'amorphous material' measure 61.6 18 181 13 113.50 118.40 BULK QUARTZ 22.4 18 181 13 113.50 118.40 BULK PLAGIOCLASE 22.5 18 181 13 113.50 118.40 BULK MICA 36.0 18 181 13 113.50 118.40 BULK CHLORITE 13.2 18 181 13 113.50 118.40 BULK MONTMORILLONITE 1.7 18 181 17 151.50 153.40 BULK 'diffuse scattering' measure 67.0 18 181 17 151.50 153.40 BULK 'amorphous material' measure 48.5 18 181 17 151.50 153.40 BULK QUARTZ 22.3 18 181 17 151.50 153.40 BULK PLAGIOCLASE 21.3 18 181 17 151.50 153.40 BULK MICA 36.0 18 181 17 151.50 153.40 BULK CHLORITE 15.5 18 181 17 151.50 159.30 BULK 'diffuse scattering' measure 67.7 18 181 17 151.50 159.30 BULK 'amorphous material' measure 49.5 18 181 17 151.50 159.30 BULK QUARTZ 20.2 18 181 17 151.50 159.30 BULK PLAGIOCLASE 20.5 18 181 17 151.50 159.30 BULK MICA 35.4 18 181 17 151.50 159.30 BULK CHLORITE 17.6 18 181 17 151.50 159.30 BULK MONTMORILLONITE 1.1 18 181 22 196.00 197.30 BULK 'diffuse scattering' measure 68.5 18 181 22 196.00 197.30 BULK 'amorphous material' measure 50.8 18 181 22 196.00 197.30 BULK QUARTZ 25.5 18 181 22 196.00 197.30 BULK PLAGIOCLASE 23.6 18 181 22 196.00 197.30 BULK MICA 33.1 18 181 22 196.00 197.30 BULK CHLORITE 15.2 18 181 27 275.00 277.40 BULK 'diffuse scattering' measure 72.3 18 181 27 275.00 277.40 BULK 'amorphous material' measure 56.7 18 181 27 275.00 277.40 BULK QUARTZ 28.0 18 181 27 275.00 277.40 BULK PLAGIOCLASE 14.7 18 181 27 275.00 277.40 BULK MICA 35.1 18 181 27 275.00 277.40 BULK CHLORITE 21.1 18 181 28 319.50 320.70 BULK 'diffuse scattering' measure 65.3 18 181 28 319.50 320.70 BULK 'amorphous material' measure 45.8 18 181 28 319.50 320.70 BULK QUARTZ 30.9 18 181 28 319.50 320.70 BULK PLAGIOCLASE 25.0 18 181 28 319.50 320.70 BULK MICA 28.7 18 181 28 319.50 320.70 BULK CHLORITE 13.7 18 181 28 319.50 320.70 BULK 'diffuse scattering' measure 74.9 18 181 28 319.50 320.70 BULK 'amorphous material' measure 60.8 18 181 28 319.50 320.70 BULK QUARTZ 21.7 18 181 28 319.50 320.70 BULK PLAGIOCLASE 24.0 18 181 28 319.50 320.70 BULK MICA 31.9 18 181 28 319.50 320.70 BULK CHLORITE 14.4 18 181 28 319.50 320.70 BULK MONTMORILLONITE 2.9 18 181 29 337.50 339.60 BULK 'diffuse scattering' measure 73.7 18 181 29 337.50 339.60 BULK 'amorphous material' measure 58.9 18 181 29 337.50 339.60 BULK QUARTZ 23.0 18 181 29 337.50 339.60 BULK PLAGIOCLASE 19.3 18 181 29 337.50 339.60 BULK MICA 35.2 18 181 29 337.50 339.60 BULK CHLORITE 16.3