leg site hole core section top of sample interval (m) bottom of sample interval (m) fraction mineral percent 8 72 A 2 18.40 25.10 CLAY QUARTZ 4.5 8 72 A 2 18.40 25.10 CLAY K-FELDSPAR 9.2 8 72 A 2 18.40 25.10 CLAY PLAGIOCLASE 8.0 8 72 A 2 18.40 25.10 CLAY KAOLINITE 9.9 8 72 A 2 18.40 25.10 CLAY MICA 37.9 8 72 A 2 18.40 25.10 CLAY MONTMORILLONITE 24.0 8 72 A 4 36.90 40.30 CLAY QUARTZ 18.3 8 72 A 4 36.90 40.30 CLAY PLAGIOCLASE 31.0 8 72 A 4 36.90 40.30 CLAY MONTMORILLONITE 31.5 8 72 A 4 41.50 41.50 CLAY QUARTZ 13.9 8 72 A 4 41.50 41.50 CLAY K-FELDSPAR 5.2 8 72 A 4 41.50 41.50 CLAY PLAGIOCLASE 16.6 8 72 A 4 41.50 41.50 CLAY KAOLINITE 13.9 8 72 A 4 43.40 43.40 CLAY QUARTZ 9.9 8 72 A 4 43.40 43.40 CLAY K-FELDSPAR 3.9 8 72 A 4 43.40 43.40 CLAY PLAGIOCLASE 9.6 8 72 A 4 43.40 43.40 CLAY KAOLINITE 9.4 8 72 A 4 43.40 43.40 CLAY MICA 31.1 8 72 A 4 43.40 43.40 CLAY MONTMORILLONITE 27.7