leg site hole core section top of sample interval (m) bottom of sample interval (m) fraction mineral percent 4 24 1 19.80 20.90 SILT DOLOMITE 4.4 4 24 1 19.80 20.90 SILT SIDERITE 1.0 4 24 1 19.80 20.90 SILT QUARTZ 7.7 4 24 1 19.80 20.90 SILT K-FELDSPAR 1.7 4 24 1 19.80 20.90 SILT PLAGIOCLASE 2.8 4 24 1 19.80 20.90 SILT KAOLINITE 12.3 4 24 1 19.80 20.90 SILT MICA 8.7 4 24 1 19.80 20.90 SILT MONTMORILLONITE 61.4 4 24 2 20.90 21.60 SILT DOLOMITE 2.6 4 24 2 20.90 21.60 SILT QUARTZ 3.7 4 24 2 20.90 21.60 SILT KAOLINITE 8.2 4 24 2 20.90 21.60 SILT MICA 4.6 4 24 2 20.90 21.60 SILT MONTMORILLONITE 79.7 4 24 4 22.50 23.40 SILT DOLOMITE 1.9 4 24 4 22.50 23.40 SILT QUARTZ 10.3 4 24 4 22.50 23.40 SILT K-FELDSPAR 1.4 4 24 4 22.50 23.40 SILT PLAGIOCLASE 1.9 4 24 4 22.50 23.40 SILT KAOLINITE 10.7 4 24 4 22.50 23.40 SILT MICA 9.3 4 24 4 22.50 23.40 SILT MONTMORILLONITE 55.0