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Znucalite & Woodruffite

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JYJ838550

Znucalite & Woodruffite

Description Tabs

Description
Locality: 
Uranus Mine, Kleinrückerswalde, Annaberg-Buchholz, Erzgebirge, Saxony, Germany
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.9 × 2.2 × 2 cm
Description

Pale yellow znucalite with black XRD confirmed woodruffite from the Uranus mine, Saxony, Germany. EDS PXRD confirmation no 34-19 (znucalite). 

Analysis of both phases in the analytical section. 

 

 

Mineral Data
What's on the rock

Znucalite

Formula: 
Zn12Ca(UO2)(CO3)3(OH)22·4H2O
Strunz: 
5.ED.45
Hardness: 
0.0
Type Locality: 
Lill Mine, Černojamské deposit (Black pits deposit), Březové Hory ore region (Birkenberg), Příbram, Central Bohemia Region, Bohemia (Böhmen; Boehmen), Czech Republic

Woodruffite

Formula: 
Zn(Mn4+,Mn3+)5O10·3½H2O
Strunz: 
4.FL.25
Hardness: 
4.5
Streak: 
Brown
Type Locality: 
Passaic pit (Marshall Mine; Passaic Mine), Sterling Hill, Ogdensburg, Franklin Mining District, Sussex Co., New Jersey, USA
Analysis
Analysis Report - only: Znucalite & Woodruffite
Analysis Report - only: Znucalite & Woodruffite
Analysis Report - only: Znucalite & Woodruffite
Analysis Report - only: Znucalite & Woodruffite