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Langite

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NST733594

Langite

Description Tabs

Description
Locality: 
Alte Buntekuh Mine, Niederschelden, Siegen, Arnsberg, North Rhine - Westphalia, Germany
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
9 × 8 × 6 cm
Description

A rich example of greenish-blue Langite from Alte Buntekuh Mine.

Mineral Data
What's on the rock

Langite

Formula: 
Cu4(SO4)(OH)6·2H2O
Strunz: 
7.DD.10
Crystal System: 
Monoclinic
Hardness: 
2.5 - 3.0
Type Locality: 
Fowey Consols (incl. Wheal Treasure; Wheal Fortune; Wheal Chance), Tywardreath, St Austell District, Cornwall, England, UK