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Amethyst

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MMM51539

Amethyst

Description Tabs

Description
Locality: 
Cathedral Mine, Busveal, St Day, Cornwall, United Kingdom
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.5 × 4.5 × 4 cm
Description

A cavity lined with pale amethystine quartz running around two thirds of the quartz, chlorite matrix

Pretty specimen.

Mineral Data
What's on the rock

Amethyst

Variety Of: 

Quartz

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