$2,500.00 €2,253 £2,060.00 approx. This specimen is priced in US dollars, all other prices are approximate.
Fine richly intergrown blue-green platy crystals of Chalcophyllite to 2mm abundantly cover large areas of the dark brown Goethite matrix with some remnant Chalcopyrite. An excellent antique specimen of Chalcophyllite from Wheal Gorland, St. Day, Cornwall.