Mineralogy Database

Brannockite Mineral Data

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General Brannockite Information

Help on Chemical  Formula: Chemical Formula: KSn2Li3Si12O30
Help on Composition: Composition: Molecular Weight = 1,114.35 gm
   Potassium   3.51 %  K     4.23 % K2O
   Lithium     1.87 %  Li    4.02 % Li2O
   Silicon    30.24 %  Si   64.70 % SiO2
   Tin        21.31 %  Sn   27.05 % SnO2
   Oxygen     43.07 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: KSn2Li3Si12O30
Help on IMA Status: IMA Status: Approved IMA 1973
Help on Locality: Locality: Foote Mineral Co. mine in Kings Mountain, Cleveland County., North Carolina, USA. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Dr. Kent C. Brannock, Chemist, Kingsport, TN.
Help on Name Pronunciation: Name Pronunciation: Brannockite + Pronunciation Say BRANNOCKITE
Help on Synonym: Synonym: ICSD 202622
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