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Sugilite

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MGR819042

Sugilite

Rare Mineral

Description Tabs

Description
Locality: 
Wessels Mine, Hotazel, Kalahari, Northern Cape Province, South Africa
Class: 
Crystal Group/Cluster
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.2 × 2.8 × 0.7 cm
Description

A well cut and polished slice of pretty purple sugilite - first photo shows the specimen with moderately backlight, second piece shows it with daylight. A really attractive piece of this rare member of the osumilite group.

Mineral Data
What's on the rock

Sugilite

Formula: 
K(Na,□)2Li3(Fe,Mn,Al,Zr)2[Si12O30]
Strunz: 
9.CM.05
Crystal System: 
Hexagonal
Hardness: 
6.0 - 6.5
Type Locality: 
Iwagi Island, Inland Sea (Setonaikai), Ehime Prefecture, Japan