leg site hole core section top of sample interval (m) bottom of sample interval (m) fraction mineral percent 28 264 8 101.50 105.10 SILT 'diffuse scattering' measure 64.5 28 264 8 101.50 105.10 SILT 'amorphous material' measure 20.7 28 264 8 101.50 105.10 SILT QUARTZ 18.9 28 264 8 101.50 105.10 SILT MICA 17.0 28 264 8 101.50 105.10 SILT MONTMORILLONITE 24.6 28 264 8 101.50 105.10 SILT CLINOPTILOLITE 39.5 28 264 10 158.50 161.10 SILT 'diffuse scattering' measure 55.0 28 264 10 158.50 161.10 SILT 'amorphous material' measure 4.7 28 264 10 158.50 161.10 SILT QUARTZ 12.8 28 264 10 158.50 161.10 SILT MICA 11.8 28 264 10 158.50 161.10 SILT MONTMORILLONITE 11.0 28 264 10 158.50 161.10 SILT CLINOPTILOLITE 64.3 28 264 10 158.50 161.80 SILT 'diffuse scattering' measure 60.1 28 264 10 158.50 161.80 SILT 'amorphous material' measure 19.6 28 264 10 158.50 161.80 SILT QUARTZ 11.4 28 264 10 158.50 161.80 SILT MICA 6.4 28 264 10 158.50 161.80 SILT CLINOPTILOLITE 82.2 28 264 10 158.50 162.90 SILT 'diffuse scattering' measure 53.6 28 264 10 158.50 162.90 SILT 'amorphous material' measure 7.2 28 264 10 158.50 162.90 SILT QUARTZ 6.4 28 264 10 158.50 162.90 SILT MICA 3.6 28 264 10 158.50 162.90 SILT CLINOPTILOLITE 85.3 28 264 10 158.50 162.90 SILT BARITE 4.7 28 264 11 168.00 169.70 SILT 'diffuse scattering' measure 58.2 28 264 11 168.00 169.70 SILT 'amorphous material' measure 17.1 28 264 11 168.00 169.70 SILT QUARTZ 15.0 28 264 11 168.00 169.70 SILT PLAGIOCLASE 3.3 28 264 11 168.00 169.70 SILT MICA 6.4 28 264 11 168.00 169.70 SILT CLINOPTILOLITE 62.5 28 264 11 168.00 169.70 SILT BARITE 12.8