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Meta-autunite & Metatorbernite

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SYA615709

Meta-autunite & Metatorbernite

Radioactive

Description Tabs

Description
Locality: 
Steinbach, Erzgebirge, Saxony, Germany
Class: 
Crystal Group/Cluster
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4 × 2.5 × 2.5 cm
Description

A cluster of ingrown dark green meta-torbernite and yellow-green meta-autunite crystals from the historic Himmelfahrt mine  in Steinbach.

Mineral Data
What's on the rock

Meta-autunite

Formula: 
Ca(UO2)2(PO4)2· 6-8H2O
Strunz: 
8.EB.10
Hardness: 
2.0 - 2.5
Type Locality: 
Daybreak Mine (Dahl lease; Huffman lease), Mount Kit Carson, Spokane Co., Washington, USA

Metatorbernite

Formula: 
Cu(UO2)2(PO4)2·8H2O
Strunz: 
8.EB.10
Hardness: 
2.5
Type Locality: 
Schneeberg District, Erzgebirge, Saxony, Germany

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