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Langite & Cervantite

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SCH92077

Langite & Cervantite

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Description
Locality: 
Clara Mine, Oberwolfach, Freiburg Region, Baden-Württemberg, Germany
Size Range: 
Thumbnail (1-3cm)
Size: 
1.8 × 1.2 × 0.7 cm
Description

Very pretty, deep blue, tabular to rhombic langite crystals scattered over quartz and associated with cervantite balls. Nice. From a find of September 2000.

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

Cervantite

Formula: 
Sb3+Sb5+O4
Strunz: 
4.DE.30
Hardness: 
4.0 - 5.0
Type Locality: 
Cervantes, Sierra de Ancares, Lugo, Galicia, Spain
schani

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