leg site hole core section top of sample interval (m) bottom of sample interval (m) fraction mineral percent 33 315 1 0.00 1.30 BULK 'diffuse scattering' measure 50.6 33 315 1 0.00 1.30 BULK 'amorphous material' measure 20.4 33 315 1 0.00 1.30 BULK CALCITE 99.7 33 315 1 0.00 3.90 BULK 'diffuse scattering' measure 53.3 33 315 1 0.00 3.90 BULK 'amorphous material' measure 24.7 33 315 1 0.00 3.90 BULK CALCITE 99.5 33 315 1 0.00 3.90 BULK QUARTZ 0.3 33 315 4 56.50 57.90 BULK 'diffuse scattering' measure 67.5 33 315 4 56.50 57.90 BULK 'amorphous material' measure 47.6 33 315 4 56.50 57.90 BULK CALCITE 97.3 33 315 4 56.50 57.90 BULK QUARTZ 1.1 33 315 4 56.50 57.90 BULK GYPSUM 0.3 33 315 4 56.50 59.20 BULK 'diffuse scattering' measure 54.6 33 315 4 56.50 59.20 BULK 'amorphous material' measure 26.8 33 315 4 56.50 59.20 BULK CALCITE 99.7 33 315 4 56.50 61.90 BULK 'diffuse scattering' measure 54.7 33 315 4 56.50 61.90 BULK 'amorphous material' measure 26.9 33 315 4 56.50 61.90 BULK CALCITE 99.1 33 315 4 56.50 61.90 BULK QUARTZ 0.3 33 315 4 56.50 65.50 BULK 'diffuse scattering' measure 49.8 33 315 4 56.50 65.50 BULK 'amorphous material' measure 19.0