This is a geologic sample in one of the Bureau of Economic Geology's three Core Research Centers. API Number: 427083023200 Top Depth: 9960 Ft. Bottom Depth: 11453 Ft. sample_type_name: CUTTINGS sample_category_name: Cuttings formation_name: Unknown formation_age_name: Unknown facility_name: Houston reservoir_name: PIEDMONT PROSPECT operator_name: ARCO OIL & GAS CO.