This is a geologic sample in one of the Bureau of Economic Geology's three Core Research Centers. Top Depth: 2150 Ft. Bottom Depth: 4965 Ft. lease_name: DEAN sample_type_name: CUTTINGS sample_category_name: Cuttings formation_name: Unknown formation_age_name: Unknown facility_name: Houston reservoir_name: Unknown operator_name: SUPERIOR OIL state_name: Texas county_name: Cochran