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Arsenocrandallite

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JYJ724876

Arsenocrandallite

SEM-EDS confirmed sample no 2019-06-07-18

Description Tabs

Description
Locality: 
Clara Mine, Oberwolfach, Freiburg Region, Baden-Württemberg, Germany
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.9 × 1.3 × 1.1 cm
Description

SEM-EDS confirmed sample no 2019-06-07-18 arsenocrandallite with some F on the OH position. Analysis attached. 

 

Mineral Data
What's on the rock

Arsenocrandallite

Formula: 
CaAl3(AsO4)2(OH)5·H2O
Strunz: 
8.BL.10
Crystal System: 
Trigonal
Hardness: 
5.5
Streak: 
white
Type Locality: 
Neubulach, Calw, Black Forest, Baden-Württemberg, Germany
Analysis
Analysis Report - only: Arsenocrandallite
Analysis Report - only: Arsenocrandallite