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Andersonite

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Andersonite

Fluorescent

Description Tabs

Description
Locality: 
Eureka Mine, Castell-estaó, La Torre de Cabdella, La Vall Fosca, Lleida, Catalonia, Spain
Size Range: 
Thumbnail (1-3cm)
Size: 
2.2 × 2.5 × 1.2 cm
Description

Green aggregates of andersonite crystals. Fluoresce bright blue under UV illumination.

From the only source in Spain for this species.

Mineral Data
What's on the rock

Andersonite

Formula: 
Na2Ca(UO2)(CO3)3·6H2O
Strunz: 
5.ED.30
Crystal System: 
Trigonal
Hardness: 
2.5
Type Locality: 
Hillside Mine (Happy Jack MS 920 claim; Camp MS 919 claim; Seven Stars MS 916 claim), Bozarth Mesa, Bagdad, Eureka District, Yavapai Co., Arizona, USA
Fine Minerals World