8hlkm.t ((BYSSOLITE, ADULARIA)), $10 MINIMUM BID, Keystone Trap Rock Quarry, Cornog, Wallace Township, Chester County, Pennsylvania, 3 x 2.5 x 1.7 cm, Thumbnail | |
Fine thumbnail with twinned white Adularia on a bed of hairlike Byssolite crystals. Old Material from the Rick Haefer collection. Locality is now a water filled rock quarry never to be collected again |