This is a geologic sample in one of the Bureau of Economic Geology's three Core Research Centers. API Number: 420030515900 Top Depth: 7890 Ft. Bottom Depth: 9360 Ft. lease_name: UNIVERSITY 9-AA sample_type_name: CUTTINGS sample_category_name: Cuttings formation_name: Unknown formation_age_name: Unknown facility_name: Houston reservoir_name: BLOCK 9 operator_name: SHELL OIL COMPANY state_name: Texas county_name: Andrews