This is a geologic sample in one of the Bureau of Economic Geology's three Core Research Centers. Top Depth: 3800 Ft. Bottom Depth: 3810 Ft. lease_name: ELWOOD sample_type_name: GEOCHEMISTRY SAMPLES/FLUIDS/POWDER/SOILS sample_category_name: Miscellaneous formation_name: Unknown formation_age_name: Unknown facility_name: Houston reservoir_name: Unknown operator_name: MIAMI state_name: Texas county_name: Coke