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Terlinguaite Montroydite & Eglestonite

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BCK503861

Terlinguaite Montroydite & Eglestonite

Type Locality

Description Tabs

Description
Locality: 
Terlingua District, Brewster County, Texas, United States of America
Class: 
Crystals on Matrix
Size Range: 
Micromount (under 1cm)
Size: 
0.8 × 0.7 × 0.7 cm
Description

You are bidding on a small but truly exceptional specimen of three rare mercury species. One side of the specimen is lined with numerous sharp octahedra of terlinguaite. The other side of the specimen has beautiful dendrites of rare egglestonite with exceptional red prisms and acicular sprays of montroydite. A top shelf specimen of all three minerals!

Mineral Data
What's on the rock

Terlinguaite

Formula: 
(Hg2+2)Hg2+2Cl2O2
Strunz: 
3.DD.20
Hardness: 
2.0 - 3.0
Type Locality: 
Terlingua District, Brewster Co., Texas, USA

Montroydite

Formula: 
HgO
Strunz: 
4.AC.15
Hardness: 
1.5 - 2.0
Type Locality: 
Terlingua District, Brewster Co., Texas, USA

Eglestonite

Formula: 
(Hg2+2)3OCl3(OH)
Strunz: 
3.DD.05
Crystal System: 
Isometric
Hardness: 
2.5
Type Locality: 
Terlingua District, Brewster Co., Texas, USA

Seller Information

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