This is a geologic sample in one of the Bureau of Economic Geology's three Core Research Centers. API Number: 423113188400 Top Depth: 17000 Ft. Bottom Depth: 18370 Ft. lease_name: JACOB, LEONARD CORP sample_type_name: PALEONTOLOGY/PALYNOLOGY SAMPLES sample_category_name: Miscellaneous formation_name: Unknown formation_age_name: Unknown facility_name: Houston reservoir_name: CHOKE CANYON operator_name: TENNECO OIL CO. state_name: Texas county_name: McMullen