Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Geigerite & Villyaellenite

Views:
Watches:
JYJ562943

Geigerite & Villyaellenite

Description Tabs

Description
Locality: 
Gozaisho Mine, Iwaki, Honshu Island, Japan
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
5 × 3 × 2.5 cm
Description

EDS analysed geigerite & villyaellennite on manganoan matrix. 

Mineral Data
What's on the rock

Geigerite

Formula: 
Mn2+5(AsO4)2(HAsO4)2·10H2O
Strunz: 
8.CE.05
Hardness: 
3.0
Type Locality: 
Falotta, Tinizong (Tinzen), Oberhalbstein (Surses; Sursass), Albula Valley, Grischun (Grisons; Graubünden), Switzerland

Villyaellenite

Formula: 
MnMn2Ca2(AsO4)2(HAsO4)2·4H2O
Strunz: 
8.CB.10
Hardness: 
4.0
Streak: 
White
Type Locality: 
Ste Marie-aux-Mines (Markirch), Haut-Rhin, Alsace, France
Analysis
Analysis Report - only: Geigerite & Villyaellenite
Item Toolbox