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Katayamalite & Sugilite

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PJM121878

Katayamalite & Sugilite

Type Locality

Description Tabs

Description
Locality: 
Iwagi Island, Setonaikai, Ehime Prefecture, Japan
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4.4 × 3.2 × 2.5 cm
Description

This specimen has two rare REE silicate minerals from their typelocality on Iwagi Island Japan. The dominant species in this piece of white albite is olive  green masses of sugilite and marked with an arrow is a small area of katayamalite, which appears as a blue white mass under sw light

Mineral Data
What's on the rock

Katayamalite

Formula: 
KLi3Ca7Ti2(SiO3)12(OH)2
Strunz: 
9.CJ.25
Hardness: 
0.0
Type Locality: 
Iwagi Island, Inland Sea (Setonaikai), Ehime Prefecture, Japan

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
Earthstones Australia

Seller Information

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