Mineralogy Database

Burnsite Mineral Data

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General Burnsite Information

Help on Chemical  Formula: Chemical Formula: KCdCu7O2(SeO3)2Cl9
Help on Composition: Composition: Molecular Weight = 1,200.93 gm
   Potassium   3.52 %  K     4.24 % K2O
   Cadmium     9.08 %  Cd   10.37 % CdO
   Copper     36.93 %  Cu   41.58 % Cu2O
   Selenium   14.00 %  Se   19.68 % SeO2
   Chlorine   25.18 %  Cl   25.18 % Cl
                -   %   Cl   -5.68 % -O=Cl2   
   Oxygen     11.28 %  O
             ______        ______ 
             100.00 %       95.37 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: K1.08Cd0.97Cu6.98O2.08(SeO3)2.13Cl8.53
Help on Environment: Environment: Fumarole deposits. Similarity to ilinskite; structure
Help on IMA Status: IMA Status: Approved IMA 2002 (Dana # Added)
Help on Locality: Locality: North Breach of the great fissure eruption, Tolbachik volcano, Kamchatka, Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Peter C. Burns (1966-), Canadian-born mineralogist and crystallographer.
Help on Synonym: Synonym: IMA2000-050