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Sewardite & Carminite

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CHP840811

Sewardite & Carminite

Classic Locality

Description Tabs

Description
Locality: 
Benjamin Hill, Benjamin Hill Municipality, Sonora, Mexico
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4 × 2.8 × 2.4 cm
Description

rich specimen with beautiful tabular red-orange crystals of sewardite/carminite ( epitactic overgrowth of the two species) on matrix.

c. 1652

Mineral Data
What's on the rock

Sewardite

Formula: 
CaFe3+2(AsO4)2(OH)2
Strunz: 
8.BH.30
Hardness: 
0.0
Type Locality: 
Tsumeb Mine (Tsumcorp Mine), Tsumeb, Otjikoto Region (Oshikoto), Namibia

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

Current price

Starting price

30
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Start 18 Apr 18:00
End
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Italy
8
Europe
10
World
12

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