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Beryl Uranopolycrase & Mordenite

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SER824533

Beryl Uranopolycrase & Mordenite

Description Tabs

Description
Locality: 
Rosina Vein, San Piero in Campo, Campo nell'Elba, Elba, Livorno Province, Tuscany, Italy
Class: 
Crystal Group/Cluster
Size Range: 
Thumbnail (1-3cm)
Size: 
2.8 × 2.1 × 1.8 cm
Description

some colourless beryl on quartz and, in another vug, dark brown uranopolycrase crystals with white balls of mordenite; self collected on 2001

Mineral Data
What's on the rock

Beryl

Formula: 
Be3Al2(Si6O18)
Strunz: 
9.CJ.05
Crystal System: 
Hexagonal
Hardness: 
7.5 - 8.0
Streak: 
White

Uranopolycrase

Formula: 
(U4+,Y)(Ti,Nb)2O6
Strunz: 
4.DG.05
Crystal System: 
Orthorhombic
Hardness: 
5.0 - 6.0
Colour: 
Brown-red
Type Locality: 
Fonte del Prete, San Piero in Campo, Campo nell'Elba, Elba Island, Livorno Province, Tuscany, Italy...

Mordenite

Formula: 
(Na2,Ca,K2)Al2Si10O24·7H2O
Strunz: 
9.GD.35
Hardness: 
3.0 - 4.0
Streak: 
White
Type Locality: 
Morden, Bay of Fundy, Kings Co., Nova Scotia, Canada