leg site hole core section top of sample interval (m) bottom of sample interval (m) fraction mineral percent 25 245 1 7.00 8.20 CLAY 'diffuse scattering' measure 88.8 25 245 1 7.00 8.20 CLAY 'amorphous material' measure 82.6 25 245 1 7.00 8.20 CLAY QUARTZ 11.0 25 245 1 7.00 8.20 CLAY K-FELDSPAR 6.6 25 245 1 7.00 8.20 CLAY PLAGIOCLASE 7.1 25 245 1 7.00 8.20 CLAY KAOLINITE 12.6 25 245 1 7.00 8.20 CLAY MICA 15.6 25 245 1 7.00 8.20 CLAY MONTMORILLONITE 28.3 25 245 4 159.00 165.90 CLAY 'diffuse scattering' measure 89.1 25 245 4 159.00 165.90 CLAY 'amorphous material' measure 82.9 25 245 4 159.00 165.90 CLAY QUARTZ 3.5 25 245 4 159.00 165.90 CLAY MICA 6.3 25 245 4 159.00 165.90 CLAY MONTMORILLONITE 23.1 25 245 4 159.00 165.90 CLAY PALYGORSKITE 62.5 25 245 5 207.00 211.90 CLAY 'diffuse scattering' measure 72.4 25 245 5 207.00 211.90 CLAY 'amorphous material' measure 56.9 25 245 9 311.00 312.00 CLAY 'diffuse scattering' measure 88.0 25 245 9 311.00 312.00 CLAY 'amorphous material' measure 81.3 25 245 9 311.00 312.00 CLAY QUARTZ 0.6 25 245 9 311.00 312.00 CLAY CRISTOBALITE 63.6 25 245 9 311.00 312.00 CLAY MONTMORILLONITE 28.6 25 245 10 320.00 320.50 CLAY 'diffuse scattering' measure 89.7 25 245 10 320.00 320.50 CLAY 'amorphous material' measure 83.9 25 245 10 320.00 320.50 CLAY QUARTZ 11.2 25 245 10 320.00 320.50 CLAY MICA 6.4 25 245 10 320.00 320.50 CLAY MONTMORILLONITE 49.9 25 245 11 329.00 329.30 CLAY 'diffuse scattering' measure 71.6 25 245 11 329.00 329.30 CLAY 'amorphous material' measure 55.5 25 245 11 329.00 329.30 CLAY K-FELDSPAR 1.8 25 245 11 329.00 329.30 CLAY PLAGIOCLASE 2.3 25 245 11 329.00 331.40 CLAY 'diffuse scattering' measure 71.0 25 245 11 329.00 331.40 CLAY 'amorphous material' measure 54.7 25 245 11 329.00 331.40 CLAY PLAGIOCLASE 1.4 25 245 12 338.00 340.80 CLAY 'diffuse scattering' measure 83.1 25 245 12 338.00 340.80 CLAY 'amorphous material' measure 73.6 25 245 12 338.00 340.80 CLAY QUARTZ 1.2 25 245 13 350.00 351.90 CLAY 'diffuse scattering' measure 76.8 25 245 13 350.00 351.90 CLAY 'amorphous material' measure 63.7 25 245 13 350.00 351.90 CLAY PLAGIOCLASE 16.9 25 245 13 350.00 351.90 CLAY MONTMORILLONITE 83.1 25 245 13 350.00 353.80 CLAY 'diffuse scattering' measure 75.3 25 245 13 350.00 353.80 CLAY 'amorphous material' measure 61.4 25 245 13 350.00 353.80 CLAY PLAGIOCLASE 2.0 25 245 13 350.00 355.40 CLAY 'diffuse scattering' measure 73.8 25 245 13 350.00 355.40 CLAY 'amorphous material' measure 59.1 25 245 14 359.00 367.10 CLAY 'diffuse scattering' measure 71.1 25 245 14 359.00 367.10 CLAY 'amorphous material' measure 54.9 25 245 15 368.00 370.30 CLAY 'diffuse scattering' measure 76.9 25 245 15 368.00 370.30 CLAY 'amorphous material' measure 64.0