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Trolleite With Rutile

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PCZ716064

Trolleite With Rutile

Description Tabs

Description
Locality: 
Hålsjöberg, Torsby, Värmland County, Sweden
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.5 × 3.2 × 3.2 cm
Description

A nice specimen of the very rare mineral trolleite in association with rutile.

Mineral Data
What's on the rock

Trolleite

Formula: 
Al4(PO4)3(OH)3
Strunz: 
8.BB.45
Hardness: 
5.5 - 6.0
Streak: 
White
Type Locality: 
Västanå Iron Mine (Westanå Mine), Näsum, Bromölla, Skåne, Sweden

Rutile

Formula: 
TiO2
Strunz: 
4.DB.05
Crystal System: 
Tetragonal - Ditetragonal Dipyramidal
Hardness: 
6.0 - 6.5
Type Locality: 
Rutile locality, Horcajuelo de la Sierra, Madrid, Spain
Peter Crozier Minerals