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Richterite & Sugilite

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KAT870644

Richterite & Sugilite

Description Tabs

Description
Locality: 
Wessels Mine, Hotazel, Kalahari, Northern Cape Province, South Africa
Class: 
Combination
Size Range: 
Thumbnail (1-3cm)
Size: 
1.45 × 1.3 × 1.1 cm
Description

lustrous blue richterite combined with purple sugilite on dark brown matrix

 

Mineral Data
What's on the rock

Richterite

Formula: 
{Na}{CaNa}{Mg5}(Si8O22)(OH)2
Strunz: 
9.DE.20
Hardness: 
5.0 - 6.0
Streak: 
White
Type Locality: 
Långban, Filipstad, Värmland, Sweden

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

Seller Information

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