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Quartz Var Amethyst

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TBM1118150

Quartz Var Amethyst

Classic Locality

Description Tabs

Description
Locality: 
Tirli, Grosseto Province, Tuscany, Italy
Class: 
Crystal Group/Cluster
Size Range: 
Small cabinet (7-10 cm)
Size: 
3.5 × 9 × 7 cm
Largest Crystal: 
1.00cm
Weight: 
393.00gr
Description

Very nice specimen of amethyst Quartz with crystals up to 10 mm of a very intense purple color, certainly among the most aesthetic specimens of Italian amethyst Quartz

Mineral Data
What's on the rock

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