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Phurcalite & Autunite

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TPX622225

Phurcalite & Autunite

Radioactive

Description Tabs

Description
Locality: 
Assunção Mine, Aldeia Nova, Sátão, Viseu District, Portugal
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.6 × 3.5 × 2.3 cm
Weight: 
65.00gr
Description

Spectacular and very aesthetic specimen of the rare phurcalite and autunite crystals of this classic Portuguese site nowadays exausted.

Mineral Data
What's on the rock

Phurcalite

Formula: 
Ca2(UO2)3(PO4)2O2·7H2O
Strunz: 
8.EC.35
Hardness: 
3.0
Colour: 
Yellow
Type Locality: 
Streuberg Quarry, Bergen, Bergen U deposit, Zobes-Bergen District, Vogtland, Saxony, Germany

Autunite

Formula: 
Ca(UO2)2(PO4)2·11H2O
Strunz: 
8.EB.05
Crystal System: 
Tetragonal
Hardness: 
2.0 - 2.5
Type Locality: 
Saint-Symphorien-de-Marmagne, Montcenis, Saône-et-Loire, Burgundy, France

Seller Information

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