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Sewardite

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JYJ979172

Sewardite

Description Tabs

Description
Locality: 
Tsumeb Mine, Otavi Highlands, Namibia
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.6 × 1.5 × 0.7 cm
Description

Red sewardite & yellow betpakdalite-(CaMg) on tennantite from the famous Tsumeb mine, Namibia. 

SEM-EDS no MA1851. 

Rare mineral. 

 

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