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Bariopharmacosiderite & Cornwallite

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Bariopharmacosiderite & Cornwallite

Type Locality

Description Tabs

Description
Locality: 
Clara Mine, Oberwolfach, Freiburg Region, Baden-Württemberg, Germany
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.5 × 3.5 × 1.6 cm
Description

two vugs with yellow , cubic bariopharmacosiderite crystals on quarz and green spheres of cornwallite

Mineral Data
What's on the rock

Bariopharmacosiderite

Formula: 
Ba0.5Fe3+4(AsO4)3(OH)4·5H2O
Strunz: 
8.DK.10
Crystal System: 
Tetragonal
Hardness: 
2.5
Type Locality: 
Clara Mine, Rankach valley, Oberwolfach, Wolfach, Black Forest, Baden-Württemberg, Germany

Cornwallite

Formula: 
Cu5(AsO4)2(OH)4
Strunz: 
8.BD.05
Crystal System: 
Monoclinic
Hardness: 
4.5
Type Locality: 
Wheal Gorland, St Day United Mines (Poldice Mines), Gwennap, Camborne - Redruth - St Day District, Cornwall, England, UK