leg site hole core section top of sample interval (m) bottom of sample interval (m) fraction mineral percent 16 155 1 434.00 439.00 CLAY QUARTZ 9.8 16 155 1 434.00 439.00 CLAY K-FELDSPAR 5.9 16 155 1 434.00 439.00 CLAY PLAGIOCLASE 2.3 16 155 1 434.00 441.53 CLAY 'diffuse scattering' measure 69.4 16 155 1 434.00 441.53 CLAY 'amorphous material' measure 52.1 16 155 1 434.00 442.00 CLAY QUARTZ 5.6 16 155 1 434.00 442.00 CLAY K-FELDSPAR 4.3 16 155 1 434.00 442.00 CLAY PLAGIOCLASE 2.0 16 155 1 434.00 442.00 CLAY MONTMORILLONITE 85.5 16 155 1 434.00 442.00 CLAY CLINOPTILOLITE 1.6 16 155 2 443.00 448.00 CLAY QUARTZ 7.6 16 155 2 443.00 448.00 CLAY CRISTOBALITE 57.1 16 155 2 443.00 448.00 CLAY MONTMORILLONITE 34.2 16 155 2 443.00 450.54 CLAY 'diffuse scattering' measure 75.4 16 155 2 443.00 450.54 CLAY 'amorphous material' measure 61.6 16 155 2 443.00 450.54 CLAY QUARTZ 1.4 16 155 2 443.00 450.54 CLAY K-FELDSPAR 2.8 16 155 2 443.00 450.54 CLAY PLAGIOCLASE 2.3 16 155 2 443.00 450.54 CLAY MONTMORILLONITE 92.3 16 155 3 452.00 458.50 CLAY QUARTZ 16.0 16 155 3 452.00 458.50 CLAY PLAGIOCLASE 2.9 16 155 3 452.00 458.50 CLAY MONTMORILLONITE 78.5 16 155 3 452.00 459.54 CLAY 'diffuse scattering' measure 83.6 16 155 3 452.00 459.54 CLAY 'amorphous material' measure 74.4 16 155 3 452.00 459.54 CLAY QUARTZ 25.2 16 155 4 461.00 466.00 CLAY QUARTZ 23.3 16 155 4 461.00 466.00 CLAY K-FELDSPAR 3.9 16 155 4 461.00 466.00 CLAY PLAGIOCLASE 2.5 16 155 4 461.00 466.00 CLAY MONTMORILLONITE 67.2 16 155 4 461.00 466.00 CLAY CLINOPTILOLITE 2.0 16 155 4 461.00 468.54 CLAY 'diffuse scattering' measure 82.5 16 155 4 461.00 468.54 CLAY 'amorphous material' measure 72.4 16 155 4 461.00 468.54 CLAY QUARTZ 18.5 16 155 4 461.00 468.54 CLAY CRISTOBALITE 48.6 16 155 4 461.00 468.54 CLAY MONTMORILLONITE 31.8 16 155 5 470.00 476.50 CLAY QUARTZ 27.9 16 155 5 470.00 476.50 CLAY K-FELDSPAR 3.6 16 155 5 470.00 476.50 CLAY PLAGIOCLASE 1.6 16 155 5 470.00 476.50 CLAY MONTMORILLONITE 66.2 16 155 5 470.00 477.54 CLAY 'diffuse scattering' measure 80.6 16 155 5 470.00 477.54 CLAY 'amorphous material' measure 69.7 16 155 5 470.00 477.54 CLAY QUARTZ 45.9 16 155 5 470.00 477.54 CLAY K-FELDSPAR 2.3 16 155 5 470.00 478.00 CLAY QUARTZ 47.5 16 155 5 470.00 478.00 CLAY K-FELDSPAR 2.9 16 155 5 470.00 478.00 CLAY PLAGIOCLASE 1.1 16 155 5 470.00 478.00 CLAY MICA 2.8 16 155 5 470.00 478.00 CLAY CHLORITE 0.7 16 155 6 479.00 483.52 CLAY 'diffuse scattering' measure 82.9 16 155 6 479.00 483.52 CLAY 'amorphous material' measure 73.3 16 155 6 479.00 483.52 CLAY QUARTZ 16.3 16 155 6 479.00 483.52 CLAY K-FELDSPAR 5.2 16 155 6 479.00 483.52 CLAY MONTMORILLONITE 73.4 16 155 6 479.00 483.52 CLAY PYRITE 3.1 16 155 7 488.00 489.52 CLAY 'diffuse scattering' measure 79.1 16 155 7 488.00 489.52 CLAY 'amorphous material' measure 67.3 16 155 7 488.00 489.52 CLAY QUARTZ 76.1 16 155 7 488.00 489.52 CLAY K-FELDSPAR 2.0 16 155 7 488.00 489.52 CLAY MONTMORILLONITE 19.3 16 155 8 497.00 499.57 CLAY 'diffuse scattering' measure 82.4 16 155 8 497.00 499.57 CLAY 'amorphous material' measure 72.6 16 155 8 497.00 499.57 CLAY QUARTZ 2.6 16 155 8 497.00 499.57 CLAY K-FELDSPAR 3.8 16 155 8 497.00 499.57 CLAY MICA 4.0 16 155 8 497.00 499.57 CLAY MONTMORILLONITE 88.2 16 155 8 497.00 506.00 CLAY 'diffuse scattering' measure 77.5 16 155 8 497.00 506.00 CLAY 'amorphous material' measure 64.9 16 155 8 497.00 506.00 CLAY QUARTZ 10.8 16 155 8 497.00 506.00 CLAY K-FELDSPAR 3.4 16 155 8 497.00 506.00 CLAY MONTMORILLONITE 84.5 16 155 9 506.00 515.00 CLAY 'diffuse scattering' measure 86.1 16 155 9 506.00 515.00 CLAY 'amorphous material' measure 78.3 16 155 9 506.00 515.00 CLAY QUARTZ 14.0 16 155 9 506.00 515.00 CLAY K-FELDSPAR 8.1 16 155 9 506.00 515.00 CLAY CHLORITE 4.2 16 155 9 506.00 515.00 CLAY MONTMORILLONITE 69.9