This is a geologic sample in one of the Bureau of Economic Geology's three Core Research Centers. API Number: 424951024800 lease_name: ROARK, I C sample_type_name: GEOCHEMISTRY SAMPLES/FLUIDS/POWDER/SOILS sample_category_name: Miscellaneous facility_name: Houston reservoir_name: 87R4124 operator_name: PAN AMERICAN (PANAM) state_name: Texas county_name: Winkler