This is a geologic sample in one of the Bureau of Economic Geology's three Core Research Centers. API Number: 420513031100 Top Depth: 18740 Ft. Bottom Depth: 20020 Ft. sample_type_name: PALEONTOLOGY/PALYNOLOGY SAMPLES sample_category_name: Miscellaneous formation_name: Unknown formation_age_name: Unknown facility_name: Houston reservoir_name: SOUTH EDDY operator_name: UNKNOWN state_name: Texas county_name: Burleson