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Siderotil & Beudantite On Azurite

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JYJ910056

Siderotil & Beudantite On Azurite

Description Tabs

Description
Locality: 
Tsumeb Mine, Otavi Highlands, Namibia
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4 × 3.5 × 3 cm
Description

Dark blue azurite cluster with yellow beudantite and beige siderotil on matrix. SEM-EDS & SXRD confirmed no 0122-1135. 

Comes with a colour printed analysis. 

 

Mineral Data
What's on the rock

Siderotil

Formula: 
FeSO4·5H2O
Strunz: 
7.CB.20
Hardness: 
2.5
Streak: 
White
Type Locality: 
Idria Mine (Idrija Mine), Idrija (Idria), Slovenia

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

Azurite

Formula: 
Cu3(CO3)2(OH)2
Strunz: 
5.BA.05
Crystal System: 
Monoclinic
Hardness: 
3.5 - 4.0
Type Locality: 
Chessy copper mines, Chessy-les-Mines, Le Bois d'Oingt, Rhône, Rhône-Alpes, France...