Mineralogy Database

Corundum Mineral Data

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General Corundum Information

Help on Chemical  Formula: Chemical Formula: Al2O3
Help on Composition: Composition: Molecular Weight = 101.96 gm
   Aluminum  52.93 %  Al  100.00 % Al2O3
   Oxygen    47.07 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: (Al2O3)
Help on Environment: Environment: Contact and regionally metamorphosed rocks.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) Prehistoric
Help on Locality: Locality: Tchainit and Yakutia, Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Probably derived from the Sanskrit, kuruvinda, meaning "ruby."
Help on Name Pronunciation: Name Pronunciation: Corundum Say CORUNDUM
Help on Synonym: Synonym: ICSD 31545
  Leucosapphire - colorless
  PDF 43-1484
  Ruby - red
  Sapphire - blue