Orpiment

  
  
Ex. Dick Jones collection
  
Ex. Ed Ruggiero collection
Origin: Getchell Mine, Humboldt Co., Nevada, U.S.A.
Sample size: 3.6 x 3.4 x 3.0 cm (top/2nd row), 5.2 x 4.5 x 2.0 cm (3rd/bottom row)
 
  
Orpiment with picropharmacolite (XRD confirmed)
Origin: Shimen Mine, Hunan Province, China
Sample size: 6.5 x 4.5 x 4.5 cm
 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

  
 
  
Ex. Scott Williams collection
Origin: Quiruvilca Mine (La Libertad Mine; ASARCO Mine), Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru
Sample size: 10.7 x 7.4 x 4.4 cm (top), 3 x 1.5 x 3.2 cm (bottom)
 

Photo courtesy of: 

Dan Weinrich

Dealer in fine mineral specimens

 

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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