leg site hole core section top of sample interval (m) bottom of sample interval (m) fraction mineral percent 23 229 A 1 19.00 22.30 BULK 'diffuse scattering' measure 76.6 23 229 A 1 19.00 22.30 BULK 'amorphous material' measure 63.4 23 229 A 1 19.00 22.30 BULK CALCITE 26.1 23 229 A 1 19.00 22.30 BULK DOLOMITE 2.0 23 229 A 1 19.00 22.30 BULK ARAGONITE 13.1 23 229 A 1 19.00 22.30 BULK MAGNESIAN CALCITE 13.7 23 229 A 1 19.00 22.30 BULK QUARTZ 13.5 23 229 A 1 19.00 22.30 BULK K-FELDSPAR 2.8 23 229 A 1 19.00 22.30 BULK PLAGIOCLASE 14.2 23 229 A 1 19.00 22.30 BULK MICA 5.7 23 229 A 1 19.00 22.30 BULK PALYGORSKITE 4.9 23 229 A 1 19.00 22.30 BULK PYRITE 0.9 23 229 A 5 65.00 70.10 BULK 'diffuse scattering' measure 93.0 23 229 A 5 65.00 70.10 BULK 'amorphous material' measure 89.0 23 229 A 5 65.00 70.10 BULK CALCITE 34.4 23 229 A 5 65.00 70.10 BULK DOLOMITE 3.4 23 229 A 5 65.00 70.10 BULK ARAGONITE 4.8 23 229 A 5 65.00 70.10 BULK QUARTZ 16.4 23 229 A 5 65.00 70.10 BULK K-FELDSPAR 4.8 23 229 A 5 65.00 70.10 BULK PLAGIOCLASE 14.0 23 229 A 5 65.00 70.10 BULK MICA 7.3 23 229 A 5 65.00 70.10 BULK CHLORITE 2.3