This is a geologic sample in one of the Bureau of Economic Geology's three Core Research Centers. API Number: 050170676700 Top Depth: 4000 Ft. Bottom Depth: 5365 Ft. lease_name: sample_type_name: CUTTINGS sample_category_name: Cuttings formation_name: Unknown formation_age_name: Unknown facility_name: Houston reservoir_name: FRONTERA operator_name: UNKNOWN state_name: Colorado county_name: Cheyenne