This is a geologic sample in one of the Bureau of Economic Geology's three Core Research Centers. API Number: 421053495200 Top Depth: 1000 Ft. Bottom Depth: 2600 Ft. sample_type_name: CUTTINGS sample_category_name: Cuttings formation_name: Unknown formation_age_name: Unknown facility_name: Houston reservoir_name: MCASKILL operator_name: CLARK OIL CO. state_name: Texas county_name: Crockett