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Rosasite Malachite Calcite Dolomite & Chalcopyrite

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CSW792985

Rosasite Malachite Calcite Dolomite & Chalcopyrite

Description Tabs

Description
Locality: 
Bou Beker, Touissit-Bou Beker District, Jerada Province, Oriental Region, Morocco
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.9 × 6.6 × 1.8 cm
Weight: 
119.00gr
Description

A interesting specimen to enjoy under the loupe or scope. Dark red/brown dolomite crystals display blue green spherical clusters of rosasite crystals, green spherical sprays of malachite crystals, colourless lenticular calcite crystals and small dark chalcopyrite crystals. The rosasite and malachite crystals appear to have formed through secondary alteration of the chalcopyrite crystals.

Mineral Data
What's on the rock

Rosasite

Formula: 
(Cu,Zn)2(CO3)(OH)2
Strunz: 
5.BA.10
Crystal System: 
Monoclinic
Hardness: 
4.5
Type Locality: 
Rosas Mine, Narcao, Carbonia-Iglesias Province, Sardinia, Italy

Malachite

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

Calcite

Polymorph of: 
Formula: 
CaCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.0
Streak: 
White

Dolomite

Formula: 
CaMg(CO3)2
Strunz: 
5.AB.10
Crystal System: 
Trigonal - Rhombohedral
Hardness: 
3.5 - 4.0
Streak: 
White

Chalcopyrite

Formula: 
CuFeS2
Strunz: 
2.CB.10a
Crystal System: 
Tetragonal
Hardness: 
3.5 - 4.0

Seller Information

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Seller's terms and conditions

Thank you for viewing my auctions. It goes without saying that maintaining high standards in both specimen quality and customer service are extremely important to me. If for any reason you are not happy with any aspect of your transaction then please let me know as soon as possible, ideally within 1 week of receiving your specimen. I will happily do all in my power to resolve the situation to your satisfaction. If your specimen is damaged upon delivery simply send me some photos to verify this and I'll provide you with a full refund or a replacement specimen, whichever you prefer. 

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