leg site hole core section top of sample interval (m) bottom of sample interval (m) fraction mineral percent 8 68 1 0.10 6.60 SILT CLINOPTILOLITE -25. 8 68 1 0.10 6.60 SILT PHILLIPSITE -99. 8 68 2 8.10 14.40 SILT CLINOPTILOLITE -25. 8 68 2 8.10 14.40 SILT PHILLIPSITE -99.