This is a geologic sample in one of the Bureau of Economic Geology's three Core Research Centers. API Number: 42427325410000 Top Depth: 7740 Ft. Bottom Depth: 11820 Ft. lease_name: HALLWOOD-WOODS sample_type_name: PALEONTOLOGY/PALYNOLOGY SAMPLES sample_category_name: Miscellaneous formation_name: Unknown formation_age_name: Unknown facility_name: Houston reservoir_name: Unknown operator_name: HALLWOOD PETROLEUM state_name: Texas county_name: Starr