leg site hole core section top of sample interval (m) bottom of sample interval (m) fraction mineral percent 20 199 1 57.50 58.80 CLAY 'diffuse scattering' measure 92.2 20 199 1 57.50 58.80 CLAY 'amorphous material' measure 87.8 20 199 1 57.50 58.80 CLAY QUARTZ 5.4 20 199 1 57.50 58.80 CLAY PLAGIOCLASE 7.1 20 199 1 57.50 58.80 CLAY MICA 9.5 20 199 1 57.50 58.80 CLAY MONTMORILLONITE 24.2 20 199 1 57.50 58.80 CLAY PHILLIPSITE 45.7 20 199 1 57.50 58.80 CLAY MAGNETITE 4.8 20 199 1 57.50 58.80 CLAY ANATASE 3.4 20 199 1 57.50 59.60 CLAY 'diffuse scattering' measure 90.5 20 199 1 57.50 59.60 CLAY 'amorphous material' measure 85.2 20 199 1 57.50 59.60 CLAY QUARTZ 2.4 20 199 1 57.50 59.60 CLAY PLAGIOCLASE 8.4 20 199 1 57.50 59.60 CLAY MONTMORILLONITE 59.4 20 199 1 57.50 59.60 CLAY PHILLIPSITE 27.9 20 199 1 57.50 59.60 CLAY ANATASE 1.9 20 199 1 57.50 60.50 CLAY 'diffuse scattering' measure 88.4 20 199 1 57.50 60.50 CLAY 'amorphous material' measure 81.8 20 199 1 57.50 60.50 CLAY QUARTZ 5.3 20 199 1 57.50 60.50 CLAY PLAGIOCLASE 11.1 20 199 1 57.50 60.50 CLAY MICA 6.6 20 199 1 57.50 60.50 CLAY MONTMORILLONITE 40.5 20 199 1 57.50 60.50 CLAY PHILLIPSITE 24.4 20 199 1 57.50 60.50 CLAY AUGITE 8.5 20 199 1 57.50 60.50 CLAY MAGNETITE 2.3 20 199 1 57.50 60.50 CLAY ANATASE 1.2 20 199 1 57.50 60.60 CLAY 'diffuse scattering' measure 89.3 20 199 1 57.50 60.60 CLAY 'amorphous material' measure 83.3 20 199 1 57.50 60.60 CLAY QUARTZ 2.3 20 199 1 57.50 60.60 CLAY PLAGIOCLASE 7.9 20 199 1 57.50 60.60 CLAY MONTMORILLONITE 46.6 20 199 1 57.50 60.60 CLAY PHILLIPSITE 29.6 20 199 1 57.50 60.60 CLAY AUGITE 8.9 20 199 1 57.50 60.60 CLAY MAGNETITE 2.9 20 199 1 57.50 62.80 CLAY 'diffuse scattering' measure 87.9 20 199 1 57.50 62.80 CLAY 'amorphous material' measure 81.0 20 199 1 57.50 62.80 CLAY QUARTZ 4.2 20 199 1 57.50 62.80 CLAY PLAGIOCLASE 5.7 20 199 1 57.50 62.80 CLAY MICA 7.4 20 199 1 57.50 62.80 CLAY "variety of MONTMORILLONITE" 63.6 20 199 1 57.50 62.80 CLAY PHILLIPSITE 17.5 20 199 1 57.50 62.80 CLAY ANATASE 1.6 20 199 1 57.50 63.10 CLAY 'diffuse scattering' measure 88.3 20 199 1 57.50 63.10 CLAY 'amorphous material' measure 81.8 20 199 1 57.50 63.10 CLAY QUARTZ 3.6 20 199 1 57.50 63.10 CLAY PLAGIOCLASE 6.1 20 199 1 57.50 63.10 CLAY MONTMORILLONITE 35.3 20 199 1 57.50 63.10 CLAY PHILLIPSITE 41.9 20 199 1 57.50 63.10 CLAY AUGITE 10.0 20 199 1 57.50 63.10 CLAY MAGNETITE 1.8 20 199 1 57.50 63.10 CLAY ANATASE 1.4 20 199 1 57.50 64.10 CLAY 'diffuse scattering' measure 87.6 20 199 1 57.50 64.10 CLAY 'amorphous material' measure 80.6 20 199 1 57.50 64.10 CLAY QUARTZ 7.3 20 199 1 57.50 64.10 CLAY PLAGIOCLASE 11.2 20 199 1 57.50 64.10 CLAY MICA 3.1 20 199 1 57.50 64.10 CLAY MONTMORILLONITE 58.4 20 199 1 57.50 64.10 CLAY CLINOPTILOLITE 2.3 20 199 1 57.50 64.10 CLAY PHILLIPSITE 15.9 20 199 1 57.50 64.10 CLAY ANATASE 1.7 20 199 2 67.00 68.00 CLAY 'diffuse scattering' measure 88.5 20 199 2 67.00 68.00 CLAY 'amorphous material' measure 82.0 20 199 2 67.00 68.00 CLAY QUARTZ 7.9 20 199 2 67.00 68.00 CLAY PLAGIOCLASE 10.0 20 199 2 67.00 68.00 CLAY MICA 8.8 20 199 2 67.00 68.00 CLAY MONTMORILLONITE 56.0 20 199 2 67.00 68.00 CLAY PHILLIPSITE 15.2 20 199 2 67.00 68.00 CLAY ANATASE 2.2 20 199 2 67.00 70.60 CLAY 'diffuse scattering' measure 88.8 20 199 2 67.00 70.60 CLAY 'amorphous material' measure 82.5 20 199 2 67.00 70.60 CLAY QUARTZ 4.8 20 199 2 67.00 70.60 CLAY PLAGIOCLASE 6.0 20 199 2 67.00 70.60 CLAY MICA 4.6 20 199 2 67.00 70.60 CLAY MONTMORILLONITE 60.7 20 199 2 67.00 70.60 CLAY PHILLIPSITE 12.9 20 199 2 67.00 70.60 CLAY AUGITE 9.4 20 199 2 67.00 70.60 CLAY ANATASE 1.6 20 199 3 76.50 77.80 CLAY 'diffuse scattering' measure 88.6 20 199 3 76.50 77.80 CLAY 'amorphous material' measure 82.2 20 199 3 76.50 77.80 CLAY QUARTZ 7.4 20 199 3 76.50 77.80 CLAY PLAGIOCLASE 8.2 20 199 3 76.50 77.80 CLAY MICA 6.8 20 199 3 76.50 77.80 CLAY MONTMORILLONITE 50.7 20 199 3 76.50 77.80 CLAY PHILLIPSITE 25.2 20 199 3 76.50 77.80 CLAY ANATASE 1.7 20 199 3 76.50 79.90 CLAY 'diffuse scattering' measure 88.7 20 199 3 76.50 79.90 CLAY 'amorphous material' measure 82.3 20 199 3 76.50 79.90 CLAY QUARTZ 12.0 20 199 3 76.50 79.90 CLAY PLAGIOCLASE 12.3 20 199 3 76.50 79.90 CLAY MICA 6.2 20 199 3 76.50 79.90 CLAY "variety of MONTMORILLONITE" 44.3 20 199 3 76.50 79.90 CLAY PHILLIPSITE 23.5 20 199 3 76.50 79.90 CLAY ANATASE 1.7 20 199 3 76.50 81.80 CLAY 'diffuse scattering' measure 90.1 20 199 3 76.50 81.80 CLAY 'amorphous material' measure 84.5 20 199 3 76.50 81.80 CLAY QUARTZ 2.7 20 199 3 76.50 81.80 CLAY PLAGIOCLASE 4.3 20 199 3 76.50 81.80 CLAY MICA 2.4 20 199 3 76.50 81.80 CLAY MONTMORILLONITE 61.5 20 199 3 76.50 81.80 CLAY PHILLIPSITE 16.8 20 199 3 76.50 81.80 CLAY AUGITE 11.4 20 199 3 76.50 81.80 CLAY ANATASE 0.8 20 199 3 76.50 82.80 CLAY 'diffuse scattering' measure 91.3 20 199 3 76.50 82.80 CLAY 'amorphous material' measure 86.3 20 199 3 76.50 82.80 CLAY QUARTZ 2.7 20 199 3 76.50 82.80 CLAY PLAGIOCLASE 5.4 20 199 3 76.50 82.80 CLAY "variety of MONTMORILLONITE" 70.9 20 199 4 86.00 88.50 CLAY 'diffuse scattering' measure 89.6 20 199 4 86.00 88.50 CLAY 'amorphous material' measure 83.7 20 199 4 86.00 88.50 CLAY QUARTZ 3.0 20 199 4 86.00 88.50 CLAY PLAGIOCLASE 7.8 20 199 4 86.00 88.50 CLAY "variety of MONTMORILLONITE" 57.4 20 199 4 86.00 88.50 CLAY PHILLIPSITE 25.6 20 199 4 86.00 88.60 CLAY 'diffuse scattering' measure 91.3 20 199 4 86.00 88.60 CLAY 'amorphous material' measure 86.4 20 199 4 86.00 88.60 CLAY QUARTZ 7.6 20 199 4 86.00 88.60 CLAY PLAGIOCLASE 7.9 20 199 4 86.00 88.60 CLAY MICA 10.8 20 199 4 86.00 88.60 CLAY MONTMORILLONITE 30.7 20 199 4 86.00 88.60 CLAY PHILLIPSITE 40.9 20 199 4 86.00 88.60 CLAY ANATASE 2.0 20 199 4 86.00 91.20 CLAY 'diffuse scattering' measure 87.8 20 199 4 86.00 91.20 CLAY 'amorphous material' measure 81.0 20 199 4 86.00 91.20 CLAY QUARTZ 0.6 20 199 4 86.00 91.20 CLAY PLAGIOCLASE 3.4 20 199 4 86.00 91.20 CLAY MONTMORILLONITE 70.6 20 199 4 86.00 91.20 CLAY PHILLIPSITE 15.7 20 199 4 86.00 91.20 CLAY AUGITE 7.6 20 199 4 86.00 91.20 CLAY MAGNETITE 2.1 20 199 4 86.00 92.50 CLAY 'diffuse scattering' measure 87.4 20 199 4 86.00 92.50 CLAY 'amorphous material' measure 80.4 20 199 4 86.00 92.50 CLAY PLAGIOCLASE 2.5 20 199 4 86.00 92.50 CLAY MONTMORILLONITE 73.0 20 199 4 86.00 92.50 CLAY PHILLIPSITE 22.9 20 199 4 86.00 92.50 CLAY ANATASE 1.7 20 199 4 86.00 93.00 CLAY 'diffuse scattering' measure 87.2 20 199 4 86.00 93.00 CLAY 'amorphous material' measure 80.1 20 199 4 86.00 93.00 CLAY PLAGIOCLASE 4.9 20 199 4 86.00 93.00 CLAY MONTMORILLONITE 74.6 20 199 4 86.00 93.00 CLAY PHILLIPSITE 18.3 20 199 4 86.00 93.00 CLAY ANATASE 2.3 20 199 5 143.00 144.10 CLAY 'diffuse scattering' measure 87.8 20 199 5 143.00 144.10 CLAY 'amorphous material' measure 81.0 20 199 5 143.00 144.10 CLAY QUARTZ 1.9 20 199 5 143.00 144.10 CLAY PLAGIOCLASE 5.0 20 199 5 143.00 144.10 CLAY MICA 5.9 20 199 5 143.00 144.10 CLAY MONTMORILLONITE 86.0 20 199 5 143.00 144.10 CLAY ANATASE 1.1 20 199 5 143.00 145.50 CLAY 'diffuse scattering' measure 87.6 20 199 5 143.00 145.50 CLAY 'amorphous material' measure 80.6 20 199 5 143.00 145.50 CLAY QUARTZ 2.1 20 199 5 143.00 145.50 CLAY PLAGIOCLASE 5.2 20 199 5 143.00 145.50 CLAY MICA 7.1 20 199 5 143.00 145.50 CLAY MONTMORILLONITE 85.6 20 199 5 143.00 148.30 CLAY 'diffuse scattering' measure 85.7 20 199 5 143.00 148.30 CLAY 'amorphous material' measure 77.6 20 199 5 143.00 148.30 CLAY QUARTZ 1.7 20 199 5 143.00 148.30 CLAY PLAGIOCLASE 3.4 20 199 5 143.00 148.30 CLAY MICA 7.0 20 199 5 143.00 148.30 CLAY MONTMORILLONITE 87.0 20 199 5 143.00 148.30 CLAY ANATASE 0.9 20 199 5 143.00 149.80 CLAY 'diffuse scattering' measure 82.0 20 199 5 143.00 149.80 CLAY 'amorphous material' measure 71.9 20 199 5 143.00 149.80 CLAY QUARTZ 1.0 20 199 5 143.00 149.80 CLAY PLAGIOCLASE 2.3 20 199 5 143.00 149.80 CLAY MICA 6.8 20 199 5 143.00 149.80 CLAY MONTMORILLONITE 86.5 20 199 5 143.00 149.80 CLAY PHILLIPSITE 2.5 20 199 5 143.00 149.80 CLAY ANATASE 0.9 20 199 5 143.00 151.40 CLAY 'diffuse scattering' measure 83.1 20 199 5 143.00 151.40 CLAY 'amorphous material' measure 73.6 20 199 5 143.00 151.40 CLAY QUARTZ 0.8 20 199 5 143.00 151.40 CLAY PLAGIOCLASE 2.7 20 199 5 143.00 151.40 CLAY MICA 5.7 20 199 5 143.00 151.40 CLAY MONTMORILLONITE 89.8 20 199 5 143.00 151.40 CLAY ANATASE 1.1 20 199 6 200.00 200.50 CLAY 'diffuse scattering' measure 79.4 20 199 6 200.00 200.50 CLAY 'amorphous material' measure 67.8 20 199 6 200.00 200.50 CLAY MONTMORILLONITE 34.2 20 199 6 200.00 200.50 CLAY "variety of MONTMORILLONITE" 59.8 20 199 6 200.00 200.50 CLAY PHILLIPSITE 3.5 20 199 6 200.00 200.50 CLAY ANATASE 2.5 20 199 6 200.00 201.00 CLAY 'diffuse scattering' measure 91.4 20 199 6 200.00 201.00 CLAY 'amorphous material' measure 86.6 20 199 6 200.00 201.00 CLAY QUARTZ 2.6 20 199 6 200.00 201.00 CLAY PLAGIOCLASE 5.3 20 199 6 200.00 201.00 CLAY MONTMORILLONITE 62.0 20 199 6 200.00 201.00 CLAY PHILLIPSITE 26.7 20 199 6 200.00 201.00 CLAY ANATASE 3.4 20 199 6 200.00 202.40 CLAY 'diffuse scattering' measure 90.4 20 199 6 200.00 202.40 CLAY 'amorphous material' measure 84.9 20 199 6 200.00 202.40 CLAY QUARTZ 2.3 20 199 6 200.00 202.40 CLAY MONTMORILLONITE 69.7 20 199 6 200.00 202.40 CLAY PHILLIPSITE 25.9 20 199 6 200.00 202.40 CLAY ANATASE 2.1 20 199 6 200.00 202.60 CLAY 'diffuse scattering' measure 90.1 20 199 6 200.00 202.60 CLAY 'amorphous material' measure 84.5 20 199 6 200.00 202.60 CLAY QUARTZ 1.2 20 199 6 200.00 202.60 CLAY PLAGIOCLASE 5.7 20 199 6 200.00 202.60 CLAY MONTMORILLONITE 51.2 20 199 6 200.00 202.60 CLAY "variety of MONTMORILLONITE" 18.6 20 199 6 200.00 202.60 CLAY PHILLIPSITE 20.6 20 199 6 200.00 202.60 CLAY MAGNETITE 2.7 20 199 6 200.00 203.60 CLAY 'diffuse scattering' measure 86.6 20 199 6 200.00 203.60 CLAY 'amorphous material' measure 79.0 20 199 6 200.00 203.60 CLAY QUARTZ 1.0 20 199 6 200.00 203.60 CLAY MICA 4.8 20 199 6 200.00 203.60 CLAY MONTMORILLONITE 78.4 20 199 6 200.00 203.60 CLAY PHILLIPSITE 12.9 20 199 6 200.00 203.60 CLAY ANATASE 2.8 20 199 6 200.00 205.20 CLAY 'diffuse scattering' measure 86.9 20 199 6 200.00 205.20 CLAY 'amorphous material' measure 79.5 20 199 6 200.00 205.20 CLAY QUARTZ 0.8 20 199 6 200.00 205.20 CLAY PLAGIOCLASE 3.8 20 199 6 200.00 205.20 CLAY MONTMORILLONITE 75.6 20 199 6 200.00 205.20 CLAY PHILLIPSITE 14.5 20 199 6 200.00 205.20 CLAY MAGNETITE 2.3 20 199 6 200.00 205.20 CLAY ANATASE 3.0 20 199 6 200.00 206.80 CLAY 'diffuse scattering' measure 89.4 20 199 6 200.00 206.80 CLAY 'amorphous material' measure 83.4 20 199 6 200.00 206.80 CLAY QUARTZ 0.8 20 199 6 200.00 206.80 CLAY PLAGIOCLASE 4.5 20 199 6 200.00 206.80 CLAY MICA 4.8 20 199 6 200.00 206.80 CLAY MONTMORILLONITE 64.0 20 199 6 200.00 206.80 CLAY PHILLIPSITE 19.3 20 199 6 200.00 206.80 CLAY MAGNETITE 3.0 20 199 6 200.00 206.80 CLAY ANATASE 3.7