This is a geologic sample in one of the Bureau of Economic Geology's three Core Research Centers. API Number: 211632616600 Top Depth: 2660 Ft. Bottom Depth: 3999 Ft. lease_name: EVANS sample_type_name: CUTTINGS sample_category_name: Cuttings formation_name: Unknown formation_age_name: Unknown facility_name: Houston reservoir_name: NORTHVILLE operator_name: UNKNOWN state_name: Michigan county_name: Wayne