leg site hole core section top of sample interval (m) bottom of sample interval (m) fraction mineral percent 28 269 A 2 426.00 428.40 SILT 'diffuse scattering' measure 66.3 28 269 A 2 426.00 428.40 SILT 'amorphous material' measure 33.1 28 269 A 2 426.00 428.40 SILT QUARTZ 40.9 28 269 A 2 426.00 428.40 SILT K-FELDSPAR 15.3 28 269 A 2 426.00 428.40 SILT PLAGIOCLASE 21.7 28 269 A 2 426.00 428.40 SILT MICA 18.1 28 269 A 2 426.00 428.40 SILT CHLORITE 2.7 28 269 A 2 426.00 428.40 SILT AMPHIBOLE 1.3 28 269 A 2 426.00 428.40 SILT UNKNOWN -25. 28 269 A 3 473.50 475.20 SILT 'diffuse scattering' measure 69.9 28 269 A 3 473.50 475.20 SILT 'amorphous material' measure 32.9 28 269 A 3 473.50 475.20 SILT QUARTZ 41.5 28 269 A 3 473.50 475.20 SILT CRISTOBALITE 13.8 28 269 A 3 473.50 475.20 SILT K-FELDSPAR 9.3 28 269 A 3 473.50 475.20 SILT PLAGIOCLASE 17.5 28 269 A 3 473.50 475.20 SILT MICA 14.3 28 269 A 3 473.50 475.20 SILT CHLORITE 1.9 28 269 A 3 473.50 475.20 SILT TRIDYMITE 0.8 28 269 A 3 473.50 475.20 SILT AMPHIBOLE 0.8 28 269 A 4 521.00 523.00 SILT 'diffuse scattering' measure 63.6 28 269 A 4 521.00 523.00 SILT 'amorphous material' measure 19.9 28 269 A 4 521.00 523.00 SILT QUARTZ 38.0 28 269 A 4 521.00 523.00 SILT CRISTOBALITE 10.8 28 269 A 4 521.00 523.00 SILT K-FELDSPAR 10.2 28 269 A 4 521.00 523.00 SILT PLAGIOCLASE 18.8 28 269 A 4 521.00 523.00 SILT MICA 17.0 28 269 A 4 521.00 523.00 SILT CHLORITE 2.5 28 269 A 4 521.00 523.00 SILT TRIDYMITE 1.4 28 269 A 4 521.00 523.00 SILT AMPHIBOLE 1.3 28 269 A 4 521.00 523.00 SILT UNKNOWN -5.0 28 269 A 4 521.00 523.50 SILT 'diffuse scattering' measure 63.4 28 269 A 4 521.00 523.50 SILT 'amorphous material' measure 28.0 28 269 A 4 521.00 523.50 SILT QUARTZ 48.6 28 269 A 4 521.00 523.50 SILT K-FELDSPAR 10.2 28 269 A 4 521.00 523.50 SILT PLAGIOCLASE 18.2 28 269 A 4 521.00 523.50 SILT MICA 19.6 28 269 A 4 521.00 523.50 SILT CHLORITE 3.4 28 269 A 4 521.00 523.50 SILT UNKNOWN -25. 28 269 A 8 701.50 702.50 SILT 'diffuse scattering' measure 56.8 28 269 A 8 701.50 702.50 SILT 'amorphous material' measure 7.5 28 269 A 8 701.50 702.50 SILT QUARTZ 36.2 28 269 A 8 701.50 702.50 SILT K-FELDSPAR 6.4 28 269 A 8 701.50 702.50 SILT PLAGIOCLASE 13.0 28 269 A 8 701.50 702.50 SILT MICA 13.0 28 269 A 8 701.50 702.50 SILT CHLORITE 2.8 28 269 A 8 701.50 702.50 SILT MONTMORILLONITE 28.7 28 269 A 8 701.50 702.50 SILT UNKNOWN -5.0 28 269 A 8 701.50 703.50 SILT 'diffuse scattering' measure 50.0 28 269 A 8 701.50 703.50 SILT 'amorphous material' measure 2.8 28 269 A 8 701.50 703.50 SILT QUARTZ 51.5 28 269 A 8 701.50 703.50 SILT K-FELDSPAR 11.3 28 269 A 8 701.50 703.50 SILT PLAGIOCLASE 19.2 28 269 A 8 701.50 703.50 SILT MICA 14.5 28 269 A 8 701.50 703.50 SILT CHLORITE 2.5 28 269 A 8 701.50 703.50 SILT AMPHIBOLE 1.2 28 269 A 8 701.50 703.50 SILT UNKNOWN -5.0 28 269 A 8 701.50 703.60 SILT 'diffuse scattering' measure 52.5 28 269 A 8 701.50 703.60 SILT 'amorphous material' measure 4.1 28 269 A 8 701.50 703.60 SILT QUARTZ 43.8 28 269 A 8 701.50 703.60 SILT K-FELDSPAR 10.5 28 269 A 8 701.50 703.60 SILT PLAGIOCLASE 17.0 28 269 A 8 701.50 703.60 SILT MICA 17.2 28 269 A 8 701.50 703.60 SILT CHLORITE 3.1 28 269 A 8 701.50 703.60 SILT MONTMORILLONITE 8.4 28 269 A 8 701.50 703.60 SILT UNKNOWN -5.0 28 269 A 8 701.50 703.60 SILT UNKNOWN -5.0 28 269 A 10 806.00 808.30 SILT 'diffuse scattering' measure 51.9 28 269 A 10 806.00 808.30 SILT 'amorphous material' measure 4.8 28 269 A 10 806.00 808.30 SILT QUARTZ 50.1 28 269 A 10 806.00 808.30 SILT K-FELDSPAR 11.5 28 269 A 10 806.00 808.30 SILT PLAGIOCLASE 17.2 28 269 A 10 806.00 808.30 SILT MICA 12.7 28 269 A 10 806.00 808.30 SILT CHLORITE 1.9 28 269 A 10 806.00 808.30 SILT MONTMORILLONITE 5.7 28 269 A 10 806.00 808.30 SILT AMPHIBOLE 0.9 28 269 A 10 806.00 808.30 SILT UNKNOWN -25. 28 269 A 12 901.00 907.00 SILT 'diffuse scattering' measure 56.6 28 269 A 12 901.00 907.00 SILT 'amorphous material' measure 7.0 28 269 A 12 901.00 907.00 SILT QUARTZ 34.5 28 269 A 12 901.00 907.00 SILT K-FELDSPAR 5.8 28 269 A 12 901.00 907.00 SILT PLAGIOCLASE 13.4 28 269 A 12 901.00 907.00 SILT MICA 17.0 28 269 A 12 901.00 907.00 SILT CHLORITE 3.1 28 269 A 12 901.00 907.00 SILT MONTMORILLONITE 25.4 28 269 A 12 901.00 907.00 SILT CLINOPTILOLITE 0.8 28 269 A 12 901.00 907.00 SILT UNKNOWN -5.0 28 269 A 13 948.50 954.30 SILT 'diffuse scattering' measure 54.6 28 269 A 13 948.50 954.30 SILT 'amorphous material' measure 4.9 28 269 A 13 948.50 954.30 SILT QUARTZ 29.1 28 269 A 13 948.50 954.30 SILT K-FELDSPAR 5.1 28 269 A 13 948.50 954.30 SILT PLAGIOCLASE 15.9 28 269 A 13 948.50 954.30 SILT MICA 31.4 28 269 A 13 948.50 954.30 SILT CHLORITE 7.1 28 269 A 13 948.50 954.30 SILT MONTMORILLONITE 11.3 28 269 A 13 948.50 954.30 SILT UNKNOWN -5.0