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Brookite & Anatase

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CRV134272

Brookite & Anatase

Rare Mineral

Description Tabs

Description
Locality: 
Twll Maen Grisial, Prenteg, Wales, United Kingdom
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.5 × 2.6 × 1.4 cm
Largest Crystal: 
0.50cm
Description

Brookite from this locality is extremely rare and this peice was collected by Ron Aird in 1981. A perfect terminated brookite crystal has been preserved as it is attached to a clearish quartz crystal. A small anatase crystal is also present.

Mineral Data
What's on the rock

Brookite

Formula: 
TiO2
Strunz: 
4.DD.10
Crystal System: 
Orthorhombic
Hardness: 
5.5 - 6.0
Type Locality: 
Twll Maen Grisial, Fron Olau, Prenteg, Gwynedd (Caernarvonshire), Wales, UK

Anatase

Formula: 
TiO2
Strunz: 
4.DD.05
Hardness: 
5.5 - 6.0
Type Locality: 
St Christophe-en-Oisans, Bourg d'Oisans, Isère, Rhône-Alpes, France...
Crystal Vine

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