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Calcite On Malachite & Cuprite

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TBM779842

Calcite On Malachite & Cuprite

Classic Locality

Description Tabs

Description
Locality: 
Vallone Stope, Cape Calamita Mine, Capoliveri, Elba, Livorno Province, Tuscany, Italy
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.8 × 4.5 × 4.6 cm
Weight: 
144.00gr
Description

Calcite crystal 10 mm long grown in a malachite geode inside a cupriferous matrix.

Mineral Data
What's on the rock

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

Cuprite

Formula: 
Cu2O
Strunz: 
4.AA.10
Crystal System: 
Isometric
Hardness: 
3.5 - 4.0