- Cornetite, Chrysocolla
- Cabinet, 10.9 x 6.0 x 5.6 cm
- L'Etoile du Congo Mine (Star of the Congo Mine; Kalukuluku Mine), Lubumbashi (Elizabethville), Southern area, Katanga Copper Crescent, Katanga (Shaba), Democratic Republic of Congo
Cornetite is a rare hydrated copper phosphate. This very fine, vuggy specimen in chrysocolla matrix is very richly lined with scintillating, vivid teal blue cornetite microcrystals. A striking and beautiful combination specimen. This fine piece is from a new find at the type locality - the Star of Congo Mine.