This is a log from an oil or gas well in the Bureau of Economic Geology's Geophysical Log Facility. API Number: 4216333115 Top Depth: 6922 Ft. Bottom Depth: 7904 Ft. lease_name: SHINER RANCH #6 reservoir_name: PEARSALL(AUSTIN CHALK) operator_name: BLACKBRUSH O & G, INC. log_source_name: Unknown state_name: Texas county_name: Frio