- Miniature, 3.9 x 2.5 x 1.5 cm
- Silver Hill Mine, Silver Hill, Cid District, Carolina Slate Belt, Davidson Co., North Carolina, USA
A stunning, OLD-TIME specimen of glassy, electric-blue chalcanthite crystals richly set on matrix from a HISTORIC North Carolina locality - South Ashmead, Davidson County, now called the Silver Hill Mine. SELDOM on the market in this super quality, as you would expect. Ex. Philadelphia Academy of Sciences Collection.