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Native Bismuth Bismutite & Malachite

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MEX619156

Native Bismuth Bismutite & Malachite

Description Tabs

Description
Locality: 
Mesopotamia 504 Farm, Mesopotamia Copper Valley, Khorixas, Kunene Region, Namibia
Class: 
Massive/Crystalline
Size Range: 
Thumbnail (1-3cm)
Size: 
1.8 × 1.5 × 0.9 cm
Weight: 
2.00gr
Description

High metalic lustrous bismuth inclusion with erosion crust. Left of them are groups of malachite crystals, behind yellow crust of bismutite.
 

Mineral Data
What's on the rock

Bismuth

Formula: 
Bi
Strunz: 
1.CA.05
Crystal System: 
Hexagonal
Hardness: 
2.0 - 2.5
Type Locality: 
Schneeberg District, Erzgebirge, Saxony, Germany

Bismutite

Formula: 
(BiO)2CO3
Strunz: 
5.BE.25
Crystal System: 
Tetragonal
Hardness: 
2.5 - 3.5
Streak: 
Grey
Type Locality: 
Arme Hilfe Mine, Ullersreuth, Hirschberg, Vogtland, Thuringia, Germany

Malachite

Formula: 
Cu2(CO3)(OH)2
Strunz: 
5.BA.10
Crystal System: 
Monoclinic
Hardness: 
3.5 - 4.0