- MD-54591
- Posnjakite
- Drakewalls Mine, Gunnislake Area, Callington District, Cornwall, England, UK
- Cabinet, 11.0 x 7.5 x 4.2 cm
- Ex. Richard Barstow
- SOLD
An excellent, old-time CABINET specimen richly covered with sparkly, flat, robins egg-blue, microcrystals of posnjakite on nicely shaped blocky matrix from the famous Drakewalls Mine of Cornwall. Posnjakite is an uncommon copper sulfate. Ex Richard Barstow Collection. 11.0 x 7.5 x 4.2 cm