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Cinnabar & Segnitite

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JYJ776506

Cinnabar & Segnitite

EDS conf. specimen no 20-04-04-cla 50

Description Tabs

Description
Locality: 
Clara Mine, Oberwolfach, Freiburg Region, Baden-Württemberg, Germany
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4.3 × 3.4 × 1.3 cm
Description

EDS conf. specimen no 20-04-04-cla50 hosting intense red cinnabar with green segnitite crystals. Analysis attached, it is a superposition of cinnabar and and a greenish arsenate phase. 

Mineral Data
What's on the rock

Cinnabar

Formula: 
HgS
Strunz: 
2.CD.15a
Crystal System: 
Hexagonal
Hardness: 
2.0 - 2.5

Segnitite

Formula: 
PbFe3+3(AsO4)2(OH,H2O)6
Strunz: 
8.BL.10
Crystal System: 
Trigonal
Hardness: 
4.0
Type Locality: 
Kintore opencut, Broken Hill, Yancowinna Co., New South Wales, Australia
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