leg site hole core section top of sample interval (m) bottom of sample interval (m) fraction mineral percent 21 209 23 241.00 243.60 SILT 'diffuse scattering' measure 97.7 21 209 23 241.00 243.60 SILT 'amorphous material' measure 96.5 21 209 23 241.00 243.60 SILT QUARTZ 57.8 21 209 23 241.00 243.60 SILT K-FELDSPAR 17.1 21 209 23 241.00 243.60 SILT PLAGIOCLASE 14.9 21 209 23 241.00 243.60 SILT MICA 10.2 21 209 27 272.00 274.10 SILT 'diffuse scattering' measure 87.8 21 209 27 272.00 274.10 SILT 'amorphous material' measure 80.9 21 209 27 272.00 274.10 SILT QUARTZ 12.4 21 209 27 272.00 274.10 SILT CRISTOBALITE 58.8 21 209 27 272.00 274.10 SILT PLAGIOCLASE 4.6 21 209 27 272.00 274.10 SILT TRIDYMITE 17.8 21 209 27 272.00 274.10 SILT CLINOPTILOLITE 6.3 21 209 28 281.00 283.30 SILT 'diffuse scattering' measure 84.1 21 209 28 281.00 283.30 SILT 'amorphous material' measure 75.1 21 209 28 281.00 283.30 SILT QUARTZ 13.3 21 209 28 281.00 283.30 SILT CRISTOBALITE 50.1 21 209 28 281.00 283.30 SILT PLAGIOCLASE 6.7 21 209 28 281.00 283.30 SILT MICA 3.0 21 209 28 281.00 283.30 SILT TRIDYMITE 13.5 21 209 28 281.00 283.30 SILT CLINOPTILOLITE 12.1 21 209 28 281.00 283.30 SILT PYRITE 1.2 21 209 29 290.00 291.30 SILT 'diffuse scattering' measure 73.2 21 209 29 290.00 291.30 SILT 'amorphous material' measure 58.1 21 209 29 290.00 291.30 SILT QUARTZ 38.2 21 209 29 290.00 291.30 SILT K-FELDSPAR 5.8 21 209 29 290.00 291.30 SILT PLAGIOCLASE 25.4 21 209 29 290.00 291.30 SILT MICA 8.1 21 209 29 290.00 291.30 SILT CLINOPTILOLITE 18.9 21 209 29 290.00 291.30 SILT PYRITE 2.5 21 209 29 290.00 291.30 SILT AMPHIBOLE 1.2 21 209 31 308.00 309.20 SILT 'diffuse scattering' measure 81.4 21 209 31 308.00 309.20 SILT 'amorphous material' measure 70.9 21 209 31 308.00 309.20 SILT QUARTZ 23.6 21 209 31 308.00 309.20 SILT CRISTOBALITE 39.8 21 209 31 308.00 309.20 SILT K-FELDSPAR 3.3 21 209 31 308.00 309.20 SILT PLAGIOCLASE 17.0 21 209 31 308.00 309.20 SILT MICA 4.3 21 209 31 308.00 309.20 SILT TRIDYMITE 6.6 21 209 31 308.00 309.20 SILT CLINOPTILOLITE 3.8 21 209 31 308.00 309.20 SILT PYRITE 1.7 21 209 32 317.00 318.30 SILT 'diffuse scattering' measure 82.2 21 209 32 317.00 318.30 SILT 'amorphous material' measure 72.2 21 209 32 317.00 318.30 SILT QUARTZ 22.9 21 209 32 317.00 318.30 SILT CRISTOBALITE 41.4 21 209 32 317.00 318.30 SILT PLAGIOCLASE 17.6 21 209 32 317.00 318.30 SILT MICA 6.4 21 209 32 317.00 318.30 SILT TRIDYMITE 6.5 21 209 32 317.00 318.30 SILT CLINOPTILOLITE 3.7 21 209 32 317.00 318.30 SILT PYRITE 1.6 21 209 34 335.00 337.50 SILT 'diffuse scattering' measure 79.3 21 209 34 335.00 337.50 SILT 'amorphous material' measure 67.7 21 209 34 335.00 337.50 SILT QUARTZ 22.8 21 209 34 335.00 337.50 SILT CRISTOBALITE 33.2 21 209 34 335.00 337.50 SILT K-FELDSPAR 4.3 21 209 34 335.00 337.50 SILT PLAGIOCLASE 17.4 21 209 34 335.00 337.50 SILT MICA 6.9 21 209 34 335.00 337.50 SILT TRIDYMITE 6.7 21 209 34 335.00 337.50 SILT CLINOPTILOLITE 6.5 21 209 34 335.00 337.50 SILT PYRITE 2.2