A Geoscience Digital Image Library

TitleRealgar and orpiment
DescriptionOrpiment (As2S3) and realgar (AsS) are ores of arsenic. In the United States, major deposits of these minerals are in Mercer, Utah, and Manhattan, Nevada. They are no longer mined because arsenic is rarely used today.
PhotographerNessa Eull. 2001-07-17.
CollectionUniversity of North Dakota Mineralogy Collection #3171.
Key wordsrealgar, orpiment
Tech details668 KB. Hand specimen. Fujifilm FinePix S1Pro digital camera; 60mm AF Nikon micro lens.
GeoDIL number1224