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Kannanite

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Kannanite

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Description Tabs

Description
Locality: 
Mount Kannan, Uchiko, Ouzu City, Ehime Prefecture, Shikoku Island, Japan
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2 × 1.5 × 0.5 cm
Description

The very rare Vanadium-Silicate forms a orange vein-like aggregate of 10 mm x 0,5 mm in red-brownish Piemontite-Hematite-Quartz-matrix.

Mineral Data
What's on the rock

Kannanite

Formula: 
Ca4Al4(AlMg)(VO4)(SiO4)2(Si3O10)(OH)6
Group Parent: 
Ardennite Group
Crystal System: 
Orthorhombic
Colour: 
yellow - orange
Type Locality: 
Mount Kannan, Uchiko, Ehime Prefecture, Shikoku Island, Japan