This is a geologic sample in one of the Bureau of Economic Geology's three Core Research Centers. API Number: 421773178100 Top Depth: 6700 Ft. Bottom Depth: 9710 Ft. sample_type_name: PALEONTOLOGY/PALYNOLOGY SAMPLES sample_category_name: Miscellaneous formation_name: Unknown formation_age_name: Unknown facility_name: Houston reservoir_name: CRISTOVAL SW operator_name: UNKNOWN state_name: Texas county_name: Gonzales