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Schröckingerite & Andersonite

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UVM687332

Schröckingerite & Andersonite

Type Locality

Description Tabs

Description
Locality: 
Golden Idol Mine, Cherry Creek District, Yavapai County, Arizona, United States of America
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.3 × 1.1 × 0.7 cm
Description

Nice pale colored aggregates of schrockingerite with pale yellow andersonite as pseudocubic crystals, from the type locality for both species.   Specimens such as this have not been recovered from the Hillside Mine in many decades.

Mineral Data
What's on the rock

Schröckingerite

Formula: 
NaCa3(UO2)(CO3)3(SO4)F·10H2O
Strunz: 
5.EG.05
Crystal System: 
Orthorhombic
Hardness: 
2.5
Type Locality: 
Svornost Mine (Einigkeit Mine), Jáchymov (St Joachimsthal), Jáchymov District (St Joachimsthal), Krušné Hory Mts (Erzgebirge), Karlovy Vary Region, Bohemia (Böhmen; Boehmen), Czech Republic

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

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