leg site hole core section top of sample interval (m) bottom of sample interval (m) fraction mineral percent 19 192 24 625.00 627.30 SILT 'diffuse scattering' measure 79.2 19 192 24 625.00 627.30 SILT 'amorphous material' measure 67.5 19 192 24 625.00 627.30 SILT QUARTZ 29.9 19 192 24 625.00 627.30 SILT PLAGIOCLASE 27.9 19 192 24 625.00 627.30 SILT MICA 18.5 19 192 24 625.00 627.30 SILT CHLORITE 6.1 19 192 24 625.00 627.30 SILT MONTMORILLONITE 17.7 19 192 26 709.00 710.60 SILT 'diffuse scattering' measure 80.4 19 192 26 709.00 710.60 SILT 'amorphous material' measure 69.4 19 192 26 709.00 710.60 SILT QUARTZ 27.5 19 192 26 709.00 710.60 SILT PLAGIOCLASE 30.9 19 192 26 709.00 710.60 SILT MICA 15.2 19 192 26 709.00 710.60 SILT CHLORITE 4.5 19 192 26 709.00 710.60 SILT MONTMORILLONITE 20.0 19 192 26 709.00 710.60 SILT CLINOPTILOLITE 1.9 19 192 27 746.00 749.70 SILT 'diffuse scattering' measure 75.7 19 192 27 746.00 749.70 SILT 'amorphous material' measure 62.0 19 192 27 746.00 749.70 SILT QUARTZ 25.9 19 192 27 746.00 749.70 SILT CRISTOBALITE 16.6 19 192 27 746.00 749.70 SILT PLAGIOCLASE 25.6 19 192 27 746.00 749.70 SILT MICA 15.7 19 192 27 746.00 749.70 SILT CHLORITE 5.7 19 192 27 746.00 749.70 SILT MONTMORILLONITE 7.0 19 192 27 746.00 749.70 SILT CLINOPTILOLITE 3.4 19 192 28 784.00 784.60 SILT 'diffuse scattering' measure 74.7 19 192 28 784.00 784.60 SILT 'amorphous material' measure 60.4 19 192 28 784.00 784.60 SILT QUARTZ 28.2 19 192 28 784.00 784.60 SILT CRISTOBALITE 9.9 19 192 28 784.00 784.60 SILT PLAGIOCLASE 28.6 19 192 28 784.00 784.60 SILT MICA 14.9 19 192 28 784.00 784.60 SILT CHLORITE 5.2 19 192 28 784.00 784.60 SILT MONTMORILLONITE 10.3 19 192 28 784.00 784.60 SILT CLINOPTILOLITE 2.9 19 192 29 793.00 794.30 SILT 'diffuse scattering' measure 75.3 19 192 29 793.00 794.30 SILT 'amorphous material' measure 61.4 19 192 29 793.00 794.30 SILT QUARTZ 27.3 19 192 29 793.00 794.30 SILT CRISTOBALITE 34.7 19 192 29 793.00 794.30 SILT PLAGIOCLASE 22.1 19 192 29 793.00 794.30 SILT MICA 10.1 19 192 29 793.00 794.30 SILT CHLORITE 3.6 19 192 29 793.00 794.30 SILT CLINOPTILOLITE 2.2 19 192 30 849.00 851.90 SILT 'diffuse scattering' measure 71.5 19 192 30 849.00 851.90 SILT 'amorphous material' measure 55.5 19 192 30 849.00 851.90 SILT QUARTZ 36.6 19 192 30 849.00 851.90 SILT CRISTOBALITE 19.4 19 192 30 849.00 851.90 SILT PLAGIOCLASE 20.7 19 192 30 849.00 851.90 SILT MICA 13.2 19 192 30 849.00 851.90 SILT CHLORITE 3.8 19 192 30 849.00 851.90 SILT MONTMORILLONITE 6.3