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Orpiment & Realgar

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Orpiment & Realgar

Description Tabs

Description
Locality: 
Gold Bar Mine, Antelope District, Eureka County, Nevada, United States of America
Class: 
Massive/Crystalline
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.4 × 4.5 × 5 cm
Description

Red realgar and yellow orpiment in matrix

Mineral Data
What's on the rock

Orpiment

Formula: 
As2S3
Strunz: 
2.FA.30
Crystal System: 
Monoclinic
Hardness: 
1.5 - 2.0

Realgar

Formula: 
As4S4
Strunz: 
2.FA.15a
Crystal System: 
Monoclinic
Hardness: 
1.5 - 2.0