leg site hole core section top of sample interval (m) bottom of sample interval (m) fraction mineral percent 19 183 28 267.00 268.80 BULK 'diffuse scattering' measure 66.9 19 183 28 267.00 268.80 BULK 'amorphous material' measure 48.3 19 183 28 267.00 268.80 BULK QUARTZ 38.7 19 183 28 267.00 268.80 BULK PLAGIOCLASE 34.3 19 183 28 267.00 268.80 BULK MICA 16.4 19 183 28 267.00 268.80 BULK CHLORITE 4.5 19 183 28 267.00 268.80 BULK PHILLIPSITE 2.9 19 183 28 267.00 269.70 BULK 'diffuse scattering' measure 69.1 19 183 28 267.00 269.70 BULK 'amorphous material' measure 51.8 19 183 28 267.00 269.70 BULK QUARTZ 36.6 19 183 28 267.00 269.70 BULK PLAGIOCLASE 34.9 19 183 28 267.00 269.70 BULK MICA 19.2 19 183 28 267.00 269.70 BULK CHLORITE 6.0 19 183 38 472.00 474.70 BULK 'diffuse scattering' measure 77.4 19 183 38 472.00 474.70 BULK 'amorphous material' measure 64.7 19 183 38 472.00 474.70 BULK QUARTZ 33.7 19 183 38 472.00 474.70 BULK PLAGIOCLASE 25.2 19 183 38 472.00 474.70 BULK MICA 27.7 19 183 39 500.00 500.80 BULK 'diffuse scattering' measure 87.7 19 183 39 500.00 500.80 BULK 'amorphous material' measure 80.8 19 183 39 500.00 500.80 BULK QUARTZ 28.4 19 183 39 500.00 500.80 BULK PLAGIOCLASE 18.5 19 183 39 500.00 500.80 BULK MICA 30.9 19 183 39 500.00 500.80 BULK CHLORITE 9.4 19 183 39 500.00 501.18 BULK 'diffuse scattering' measure 89.3 19 183 39 500.00 501.18 BULK 'amorphous material' measure 83.3 19 183 39 500.00 501.18 BULK QUARTZ 5.9 19 183 39 500.00 501.18 BULK K-FELDSPAR 27.2 19 183 39 500.00 501.18 BULK MICA 8.9 19 183 39 500.00 501.18 BULK CHLORITE 2.4 19 183 39 500.00 501.20 BULK 'diffuse scattering' measure 87.7 19 183 39 500.00 501.20 BULK 'amorphous material' measure 80.7 19 183 39 500.00 501.20 BULK QUARTZ 30.1 19 183 39 500.00 501.20 BULK K-FELDSPAR 30.5 19 183 39 500.00 501.20 BULK MICA 30.9 19 183 39 500.00 501.20 BULK CHLORITE 8.5 19 183 39 500.00 501.20 BULK GOETHITE -65.