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Umangite



Umangite is a copper selenide mineral, Cu3Se2, discovered in 1891. It occurs only in small grains or fine granular aggregates with other copper minerals of the sulfide group. It has a hardness of 3. It is blue-black to red-violet in color with a black streak. It has a metallic luster.

Additional recommended knowledge

Umangite is named after the locality of Sierra de Umango, La Rioja province in Argentina. It also occurs at other localities including the Harz Mountains in Germany, and at Skrickerum, Sweden.

See also

References

  • Webmineral data
  • Mindat.org
 
This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Umangite". A list of authors is available in Wikipedia.
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