A Geoscience Digital Image Library

DescriptionErythrite, Co3(AsO4)2-8H20, is a pink to purple, powdery to acicular mineral. Its characteristic bright red-purple color is very noticable and was used to spot veins of cobalt-bearing ore. Erythrite, or “cobalt bloom” as it is called by miners, is a weathering product of cobalt-containing minerals such as cobaltite.
LocationCanada ▹ Ontario. Near Cobalt.
PhotographerNessa Eull. 2001-10-05.
CollectionUniversity of North Dakota Mineralogy Collection #1045.
Key wordsErythrite, Ontario, Canada
Tech details494 KB. Hand specimen. Fujifilm FinePix S1Pro digital camera; 60mm AF Nikon micro lens.
GeoDIL number1612