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Chrysocolla & Malachite

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CSL159666

Description Tabs

Description
Locality: 
Miedzianka, Gmina Janowice Wielkie, Jelenia Góra County, Lower Silesian Voivodeship, Poland
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.2 × 4.7 × 4.5 cm
Description

This is a nice hystorical specimen of greenish blue chrysocolla associating with green malachite. Almost massive piece, only a very small matrix attached to to it.
Comes with the old label (Ex-Anton Berger Collection)

Mineral Data
What's on the rock

Chrysocolla

Formula: 
Cu2-xAlx(H2-xSi2O5)(OH)4·nH2O (x < 1)
Strunz: 
9.ED.20
Crystal System: 
Monoclinic
Hardness: 
2.5 - 3.5

Malachite

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

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