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Parauranophane

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UVM973636

Parauranophane

Radioactive

Description Tabs

Description
Locality: 
Margaritas #1 Mine, Sierra Peña Blanca, Aldama Municipality, Chihuahua, Mexico
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2.5 × 1.9 × 1.5 cm
Description

Sharp microcrystals of parauranophane, rich in matrix.

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

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