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Parauranophane & Malachite

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UVM959740

Parauranophane & Malachite

Radioactive

Description Tabs

Description
Locality: 
Ram Deposit, Pinto Mountain, Riverside County,, California, United States of America
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2.7 × 2.2 × 0.9 cm
Description

Minute yellow sprays of parauranophane in matrix with malachite.   

Mineral Data
What's on the rock

Parauranophane

Polymorph of: 
Formula: 
Ca(UO2)2(SiO3OH)2 · 5H2O
Strunz: 
9.AK.15
Crystal System: 
Monoclinic
Hardness: 
2½ - 3
Colour: 
Yellowish-green, yellow, brownish-yellow
Type Locality: 
Jáchymov, Karlovy Vary District, Karlovy Vary Region, Czech Republic

Malachite

Formula: 
Cu2(CO3)(OH)2
Strunz: 
5.BA.10
Crystal System: 
Monoclinic
Hardness: 
3.5 - 4.0

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