This is a geologic sample in one of the Bureau of Economic Geology's three Core Research Centers. API Number: 421613001100 Top Depth: 4000 Ft. Bottom Depth: 12600 Ft. lease_name: STEWARDS MILL G/U#1 sample_type_name: CUTTINGS sample_category_name: Cuttings formation_name: Unknown formation_age_name: Unknown facility_name: Houston reservoir_name: STEWARDS MILL operator_name: MARATHON OIL COMPANY state_name: Texas county_name: Freestone