leg site hole core section top of sample interval (m) bottom of sample interval (m) fraction mineral percent 28 268 2 28.00 33.10 CLAY 'diffuse scattering' measure 81.0 28 268 2 28.00 33.10 CLAY 'amorphous material' measure 59.2 28 268 2 28.00 33.10 CLAY QUARTZ 27.7 28 268 2 28.00 33.10 CLAY K-FELDSPAR 16.5 28 268 2 28.00 33.10 CLAY PLAGIOCLASE 15.2 28 268 2 28.00 33.10 CLAY KAOLINITE 5.7 28 268 2 28.00 33.10 CLAY MICA 30.5 28 268 2 28.00 33.10 CLAY CHLORITE 1.7 28 268 2 28.00 33.20 CLAY 'diffuse scattering' measure 86.3 28 268 2 28.00 33.20 CLAY 'amorphous material' measure 70.5 28 268 2 28.00 33.20 CLAY QUARTZ 24.3 28 268 2 28.00 33.20 CLAY K-FELDSPAR 11.9 28 268 2 28.00 33.20 CLAY PLAGIOCLASE 17.1 28 268 2 28.00 33.20 CLAY KAOLINITE 4.5 28 268 2 28.00 33.20 CLAY MICA 31.8 28 268 2 28.00 33.20 CLAY CHLORITE 2.9 28 268 2 28.00 33.20 CLAY MONTMORILLONITE 6.2 28 268 8 170.50 170.90 CLAY 'diffuse scattering' measure 78.6 28 268 8 170.50 170.90 CLAY 'amorphous material' measure 55.8 28 268 8 170.50 170.90 CLAY QUARTZ 33.4 28 268 8 170.50 170.90 CLAY K-FELDSPAR 9.4 28 268 8 170.50 170.90 CLAY PLAGIOCLASE 13.0 28 268 8 170.50 170.90 CLAY MICA 36.5 28 268 8 170.50 170.90 CLAY CHLORITE 6.7 28 268 8 170.50 171.20 CLAY 'diffuse scattering' measure 79.3 28 268 8 170.50 171.20 CLAY 'amorphous material' measure 56.4 28 268 8 170.50 171.20 CLAY QUARTZ 30.9 28 268 8 170.50 171.20 CLAY K-FELDSPAR 10.5 28 268 8 170.50 171.20 CLAY PLAGIOCLASE 15.2 28 268 8 170.50 171.20 CLAY MICA 34.6 28 268 8 170.50 171.20 CLAY CHLORITE 4.7 28 268 8 170.50 171.20 CLAY MONTMORILLONITE 1.2 28 268 10 227.50 229.40 CLAY 'diffuse scattering' measure 83.5 28 268 10 227.50 229.40 CLAY 'amorphous material' measure 65.3 28 268 10 227.50 229.40 CLAY QUARTZ 29.7 28 268 10 227.50 229.40 CLAY K-FELDSPAR 11.3 28 268 10 227.50 229.40 CLAY PLAGIOCLASE 15.7 28 268 10 227.50 229.40 CLAY MICA 33.2 28 268 10 227.50 229.40 CLAY CHLORITE 5.0 28 268 10 227.50 229.40 CLAY MONTMORILLONITE 3.4 28 268 13 303.50 304.30 CLAY 'diffuse scattering' measure 80.3 28 268 13 303.50 304.30 CLAY 'amorphous material' measure 59.1 28 268 13 303.50 304.30 CLAY QUARTZ 26.6 28 268 13 303.50 304.30 CLAY K-FELDSPAR 8.7 28 268 13 303.50 304.30 CLAY PLAGIOCLASE 21.7 28 268 13 303.50 304.30 CLAY MICA 28.6 28 268 13 303.50 304.30 CLAY CHLORITE 6.0 28 268 13 303.50 304.50 CLAY 'diffuse scattering' measure 80.0 28 268 13 303.50 304.50 CLAY 'amorphous material' measure 55.1 28 268 13 303.50 304.50 CLAY QUARTZ 27.2 28 268 13 303.50 304.50 CLAY CRISTOBALITE 7.7 28 268 13 303.50 304.50 CLAY K-FELDSPAR 12.0 28 268 13 303.50 304.50 CLAY PLAGIOCLASE 14.8 28 268 13 303.50 304.50 CLAY MICA 30.9 28 268 13 303.50 304.50 CLAY CHLORITE 4.3 28 268 17 379.50 380.90 CLAY 'diffuse scattering' measure 77.4 28 268 17 379.50 380.90 CLAY 'amorphous material' measure 54.2 28 268 17 379.50 380.90 CLAY QUARTZ 40.3 28 268 17 379.50 380.90 CLAY K-FELDSPAR 14.3 28 268 17 379.50 380.90 CLAY PLAGIOCLASE 12.8 28 268 17 379.50 380.90 CLAY MICA 27.5 28 268 20 465.00 467.30 CLAY 'diffuse scattering' measure 82.8 28 268 20 465.00 467.30 CLAY 'amorphous material' measure 64.2 28 268 20 465.00 467.30 CLAY QUARTZ 33.7 28 268 20 465.00 467.30 CLAY K-FELDSPAR 13.2 28 268 20 465.00 467.30 CLAY PLAGIOCLASE 11.9 28 268 20 465.00 467.30 CLAY MICA 30.4 28 268 20 465.00 467.30 CLAY CHLORITE 4.5 28 268 20 465.00 467.30 CLAY MONTMORILLONITE 2.1