This is a geologic sample in one of the Bureau of Economic Geology's three Core Research Centers. API Number: 425053173400 Top Depth: 6000 Ft. Bottom Depth: 10620 Ft. lease_name: ARCO-MARSHALL, S G sample_type_name: PALEONTOLOGY/PALYNOLOGY SAMPLES sample_category_name: Miscellaneous formation_name: Unknown formation_age_name: Unknown facility_name: Houston reservoir_name: LAS OVEJAS W operator_name: ARCO OIL & GAS CO. state_name: Texas county_name: Zapata