Orpiment

  
 
  
 
  
  
 
  
Origin: Quiruvilca Mine (La Libertad Mine; ASARCO Mine), Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru
Ex. Don Belsher collection
Sample size: 4.4 x 4.8 x 2.2 cm (top), 11.7 x 8.3 x 3 cm (2nd row), 6 x 3.3 x 5.5 cm (3rd/4th row), 6.5 x 7.5 x 6.5 cm (bottom)
 
  
Orpiment on barite
Origin: Mine, Northern Caucasus Region, Russia
Ex. Don Belsher collection
Sample size: 3.2 cm tall
 

Photo courtesy of: 

Dan Weinrich

Dealer in fine mineral specimens

 

  
Origin: Quiruvilca, La Libertad, Peru
Ex. Marty Zinn collection
Sample size: 3.5 x 3.2 x 3 cm
 
Boytroidal orpiment
Origin: Shimen Co., Hunan Province, China
Ex. Marty Zinn collection
Sample size: 11.1 x 6.2 x 3.9 cm
 
  
Origin: Twin Creeks Mine, Humboldt Co, Nevada, U.S.A.
Sample size: 5.1 x 3.8 x 2.6 cm
 
Origin: Cut 62, Twin Creeks Mine, Humboldt Co, Nevada, U.S.A.
Sample size: 4.5 x 4.3 x 4.0 cm
 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

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Back to Alphabetical list Physical, chemical and crystallographic description Optical properties/Thin sections SEM images TEM images vibrational spectra description IR spectra Raman spectra N-IR spectra F-IR spectra IES spectra