"From the A. Lincoln Sherk M.D. Collection (1890's-1969). Excellent - world class for species or very significant. A "bluestone" quarry located at Manton near Providence. Closed 1941. George English described the foliated talc from here as the best in the USA." Location: Manton Quarry, Violet Hill, Providence, Rhode Island Size: 5.4 x 5.1 x 2.5 cm. Weight: 0.5 lbs. Quantity Available: 1 Price: $28.00 |