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Chadwickite & Kahlerite

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JYJ830331

Chadwickite & Kahlerite

EDS & PXRD confirmed no 513

Description Tabs

Description
Locality: 
Uranus Mine, Kleinrückerswalde, Annaberg-Buchholz, Erzgebirge, Saxony, Germany
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.2 × 1 × 0.8 cm
Description

Fine, filigrane pale yellow chadwickite (PXRD & EDS confirmed) associated with tabular kahlerite from the Uranus mine. Very good specimen! Analysis in the analytical section (no 513). 

 

Mineral Data
What's on the rock

Chadwickite

Formula: 
(UO2)[HAsO3]
Strunz: 
4.JA.60
Crystal System: 
Tetragonal
Hardness: 
2.0
Type Locality: 
Sophia Mine, Böckelsbach valley, Wittichen, Schenkenzell, Black Forest, Baden-Württemberg, Germany

Kahlerite

Formula: 
Fe(UO2)2(AsO4)2·12H2O
Strunz: 
8.EB.05
Hardness: 
2.0 - 2.5
Type Locality: 
Knichte section, Lölling District, Hüttenberger Erzberg, Hüttenberg, Friesach - Hüttenberg area, Carinthia, Austria
Analysis
Analysis Report - only: Chadwickite & Kahlerite
Analysis Report - only: Chadwickite & Kahlerite
Analysis Report - only: Chadwickite & Kahlerite
Analysis Report - only: Chadwickite & Kahlerite