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Orpiment

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CR518449

Orpiment

Description Tabs

Description
Locality: 
Quiruvilca Mine, Quiruvilca District, Santiago de Chuco Province, Libertad Department, Peru
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.7 × 4 × 2 cm
Description

Beautiful, gemmy, and lustrous orange to burnt-orange orpiment crystals with sharp chisel terminations form a superb specimen from the Quiruvilca Mine of Peru.

Pieces of this quality came out from the 1970s to 1981, with none since.

With very tiny hutchinsonite microcrystals on the backside of the specimen.

Ex Fritz Haller collection

Mineral Data
What's on the rock

Orpiment

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