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Phurcalite

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MMM34991

Phurcalite

Phurcolite
Radioactive

Description Tabs

Description
Locality: 
Merrivale Quarry, Dartmoor, Devon, United Kingdom
Size Range: 
Cabinet (10-18 cm)
Size: 
10 × 15 × 0.5 cm
Description

A thin slab of granite two thirds covered in microcrystalline niicite from this now closed and flooded quarry on Dartmoor.

Chemically the same as autunite but not crystographically.

Good display specimen.

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