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Calcite & Quartz Var Amethyst

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SLN203505

Calcite & Quartz Var Amethyst

Description Tabs

Description
Locality: 
Osilo, Sassari Province, Sardinia, Italy
Size Range: 
Small cabinet (7-10 cm)
Size: 
3.4 × 8.7 × 5.4 cm
Description

Nice and aesthetic specimen from the famous sardinian locality of Osilo of calcite in the rare e particulr grey-gree-blue color associated with small gemmy quartz var amethyst crystals

Mineral Data
What's on the rock

Calcite

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

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White

Amethyst

Variety Of: 

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Hardness: 
7.0
Formula: 
SiO2
Hardness: 
0.0
Colour: 
Purple

Seller Information

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