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Gartrellite Carminite & Beudantite

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CR101924

Gartrellite Carminite & Beudantite

Description Tabs

Description
Locality: 
Tsumeb Mine, Otavi Highlands, Namibia
Size Range: 
Thumbnail (1-3cm)
Size: 
1.8 × 1.2 × 0.8 cm
Description

Beautiful small green microcrystals of gartrellite with bloodred carminte and yellow-brown tabular beudantite microcrystals.

You need a lense or microscope to see the beauty of this good and rare specimen.

Mineral Data
What's on the rock

Gartrellite

Formula: 
Pb(Cu,Fe3+,Zn)2(AsO4,SO4)2·2(H2O,OH)
Strunz: 
8.CG.20
Crystal System: 
Triclinic
Hardness: 
1.0 - 2.0
Streak: 
Yellow
Type Locality: 
Ashburton Downs Station, Ashburton Shire, Western Australia, Australia

Carminite

Formula: 
PbFe3+2(AsO4)2(OH)2
Strunz: 
8.BH.30
Crystal System: 
Orthorhombic
Hardness: 
3.5
Type Locality: 
Louise Mine, Bürdenbach, Altenkirchen, Wied Iron Spar District, Westerwald, Rhineland-Palatinate, Germany

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
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