Mineralogy Database

Selenium Mineral Data

Search Webmineral :

General Selenium Information

Help on Chemical  Formula: Chemical Formula: Se
Help on Composition: Composition: Molecular Weight = 78.96 gm
   Selenium 100.00 %  Se
            100.00 % 
Help on Empirical Formula: Empirical Formula: Se
Help on Environment: Environment: Low temperature due to sublimation of fumarolic vapors. Oxidation-reduction of selenium-bearing solutions in sandstone U and U-V deposits.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1828
Help on Locality: Locality: Grants District, McKinley County, New Mexico, USA. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: From the Greek, Selene, "goddess of the Moon" to contrast Tellure, "earth".
Help on Name Pronunciation: Name Pronunciation: Selenium Say SELENIUM
Help on Synonym: Synonym: ICSD 22251
  PDF 42-1425
  Selen tellurium - Mixture with tellurium