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Dioptase Psm Calcite With Malachite

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PDM754663

Dioptase Psm Calcite With Malachite

Pseudomorph

Description Tabs

Description
Locality: 
Tantara Mine, Shinkolobwe, Kambove, Haut-Katanga, DR Congo
Class: 
Crystal Group/Cluster
Size Range: 
Small cabinet (7-10 cm)
Size: 
8.5 × 6.2 × 5.5 cm
Description

An outstanding classic pseudomorph piece that features casts of green dioptase and light blue chrysocolla after scalenohedral calcite that form a cavity filled by a thick aggregate of green fibrous malachite.

Old time Tantara specimen from the collection of Achiel Moors, a Belgian colonist in the D.R.Congo from 1957 to 1972.

Mineral Data
What's on the rock

Dioptase

Formula: 
CuSiO3·H2O
Strunz: 
9.CJ.30
Crystal System: 
Trigonal
Hardness: 
5.0
Streak: 
Green
Type Locality: 
Altyn-Tyube dioptase deposit (Altyn-Tube), Altyn-Tyube area, Kirghiz Steppes (Asiatic Steppes), Karagandy Province (Qaragandy Oblysy; Karaganda Oblast'), Kazakhstan...

Calcite

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

Malachite

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

Current price

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Start 12 Dec 18:00
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Shipping Information

Postage Area Price
Belgium
6.50
Europe, USA*
13.50
Asia, Oceania, N-S America*, Africa
19

Seller Information

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