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Beudantite Bayldonite & Mimetite

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Beudantite Bayldonite & Mimetite

Classic Locality

Description Tabs

Description
Locality: 
Kintore Open Cut, Broken Hill, New South Wales, Australia
Size Range: 
Small cabinet (7-10 cm)
Size: 
8.9 × 7.7 × 3.8 cm
Description

A large specimen composed largely of yellow beudantite with small patches of olive green bayldonite and short barrels of mimetite.

Some of the crystals are coated by a reddish material, possibly another arsenate mineral such as mawbyite or carminite.

A good combination and locality specimen. No damage.

Mineral Data
What's on the rock

Beudantite

Formula: 
PbFe3(AsO4)(SO4)(OH)6
Strunz: 
8.BL.05
Crystal System: 
Trigonal
Hardness: 
3.5 - 4.5
Type Locality: 
Louise Mine, Bürdenbach, Altenkirchen, Wied Iron Spar District, Westerwald, Rhineland-Palatinate, Germany

Bayldonite

Formula: 
PbCu3(AsO4)2(OH)2
Strunz: 
8.BH.45
Crystal System: 
Monoclinic
Hardness: 
4.5
Type Locality: 
Penberthy Croft Mine, St Hilary, Mount's Bay District, Cornwall, England, UK...

Mimetite

Formula: 
Pb5(AsO4)3Cl
Strunz: 
8.BN.05
Crystal System: 
Hexagonal
Hardness: 
3.5 - 4.0
Streak: 
White
Type Locality: 
Treue Freundschaft Mine, Johanngeorgenstadt, Johanngeorgenstadt District, Erzgebirge, Saxony, Germany
Gondwana Minerals