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Tinsleyite

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JYJ613334

Tinsleyite

Description Tabs

Description
Locality: 
Mejillones Peninsula, Mejillones, Antofagasta Province, Antofagasta Region, Chile
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2.3 × 2 × 2 cm
Description

Intense red tinsleyite on matrix.  Rare mineral, XRD confirmed. 

Mineral Data
What's on the rock

Tinsleyite

Formula: 
KAl2(PO4)2(OH)·2H2O
Strunz: 
8.DH.10
Hardness: 
5.0
Type Locality: 
Tip Top Mine (Tip Top pegmatite), Fourmile, Custer District, Custer Co., South Dakota, USA