This is a geologic sample in one of the Bureau of Economic Geology's three Core Research Centers. Top Depth: 4910 Ft. Bottom Depth: 7260 Ft. lease_name: VIRGIN RIVER sample_type_name: CUTTINGS sample_category_name: Cuttings formation_name: Unknown formation_age_name: Unknown facility_name: Houston reservoir_name: Unknown operator_name: MOBIL OIL state_name: Nevada county_name: Clark