An Economic Evaluation of Selected Undiscovered Precious-Metal Deposits in the Tonopah Quadrangle, Nevada; OFR 31-88
Bureau of Mines, 1988. softcover, 11" x 8.5", 32 pages, illustrated. very good. Item #5570817
from the summary, "This is a study of the potential for the production of gold and silver from undiscovered resources in five types of mineral deposits-polymetallic vein, epithermal, polymetallic replacement, carbonate hosted and hot spring in the Tonopah Quadrangle, Nevada."
Price: $20.00