Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Wickmanite & Argyrodite

Views:
Watches:
JYJ712452

Wickmanite & Argyrodite

Description Tabs

Description
Locality: 
Colquechaca, Chayanta Province, Potosi Department, Bolivia
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2.2 × 0.7 × 0.55 cm
Description

SEM-EDS confirmed wickmanite & argyrodite on siderite. Very rare combination. Hocartite might be present and wickmanite might be an indicator for Sn rich sulfides. 

Analysis attached to corresponding section. 

Mineral Data
What's on the rock

Wickmanite

Formula: 
Mn2+[Sn(OH)6]
Strunz: 
4.FC.10
Hardness: 
4.0 - 4.5
Type Locality: 
Långban, Filipstad, Värmland, Sweden

Argyrodite

Formula: 
Ag8GeS6
Strunz: 
2.BA.70
Hardness: 
2.5 - 3.0
Type Locality: 
Himmelsfürst Mine, Brand-Erbisdorf, Freiberg District, Erzgebirge, Saxony, Germany
Analysis
Analysis Report - only: Wickmanite & Argyrodite
Analysis Report - only: Wickmanite & Argyrodite
Analysis Report - only: Wickmanite & Argyrodite