Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Torbernite

Views:
Watches:
PCZ568232

Torbernite

Ex. Eric Sykes collection

Description Tabs

Description
Locality: 
Old Gunnislake Mine, Calstock, Cornwall, United Kingdom
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.5 × 4.5 × 1.8 cm
Description

A good specimen of meta-torbernite from the collection of Eric Sykes. Reflective crystals lying flat on a nicely contrasting matrix. Hard to obtain material from a classic Cornish locality.

Mineral Data
What's on the rock

Torbernite

Formula: 
Cu(UO2)2(PO4)2·12H2O
Strunz: 
8.EB.05
Crystal System: 
Tetragonal
Hardness: 
2.0 - 2.5
Type Locality: 
Johanngeorgenstadt, Johanngeorgenstadt District, Erzgebirge, Saxony, Germany
Peter Crozier Minerals