This is a geologic sample in one of the Bureau of Economic Geology's three Core Research Centers. Top Depth: 3950 Ft. Bottom Depth: 6480 Ft. lease_name: UNIT sample_type_name: CUTTINGS sample_category_name: Cuttings formation_name: Unknown formation_age_name: Unknown facility_name: Houston reservoir_name: Unknown operator_name: AMERADA state_name: Wyoming county_name: Natrona