This is a geologic sample in one of the Bureau of Economic Geology's three Core Research Centers. API Number: 210553189600 Top Depth: 2400 Ft. Bottom Depth: 4600 Ft. lease_name: sample_type_name: CUTTINGS sample_category_name: Cuttings formation_name: Unknown formation_age_name: Unknown facility_name: Houston reservoir_name: UNION 8-26N-9W operator_name: UNKNOWN state_name: Michigan county_name: Grand Traverse