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Weishanite & Magnolite

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JYJ630085

Weishanite & Magnolite

Description Tabs

Description
Locality: 
Keystone Mine, Magnolia, Boulder County, Colorado, United States of America
Class: 
Crystals on Matrix
Size Range: 
Micromount (under 1cm)
Size: 
0.1 × 0.1 × 0.1 cm
Description

Very rare crystals of the extremely rare Au,Ag amalgam mineral weishanite. This is the only locality where crystals are known from. 

Analysed by myself with SEM-EDS and proved by A. Kasatkin and F. Keutsch by structural methods. 

Minor magnolite on sample!

 

Mineral Data
What's on the rock

Weishanite

Formula: 
(Au,Ag)3Hg2
Strunz: 
1.AD.20a
Crystal System: 
Hexagonal
Hardness: 
2.5
Type Locality: 
Poshan Mine, Weishancheng ore field, Tongbai Co., Nanyang Prefecture, Henan Province, China

Magnolite

Formula: 
(Hg+2)(Te4+O3)
Strunz: 
4.JK.60
Crystal System: 
Orthorhombic
Hardness: 
0.0
Type Locality: 
Keystone Mine, Magnolia District, Boulder Co., Colorado, USA
Analysis
Analysis Report - only: Weishanite & Magnolite