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Tinzenite

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PDM782619

Tinzenite

Classic Locality

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Description
Locality: 
Falotta, Tinizong, Oberhalbstein Alps, Albula Region, Grisons, Switzerland
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2.8 × 2.6 × 1.6 cm
Description

Very rich specimen of platy tinzenite crystals of intense orange colour in a quartz matrix.

Acquired in 1997. Ex. Dr. Bob Janssens specimen #1894.

Mineral Data
What's on the rock

Tinzenite

Formula: 
(Ca,Mn2+)2Mn2+Al2BSi4O15(OH)
Strunz: 
9.BD.20
Crystal System: 
Triclinic - Pinacoidal
Hardness: 
6.5 - 7.0
Type Locality: 
Parsettens Alp, Tinizong (Tinzen), Oberhalbstein (Surses; Sursass), Albula Valley, Grischun (Grisons; Graubünden), Switzerland

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