Mineralogy Database

Wawayandaite Mineral Data

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General Wawayandaite Information

Help on Chemical Formula: Chemical Formula: Ca12Mn4B2Be18Si12O46(OH,Cl)30 [Ortho]
Help on Composition: Composition: Molecular Weight = 2,523.08 gm
   Calcium    19.06 %  Ca   26.67 % CaO
   Manganese   8.71 %  Mn   11.25 % MnO
   Beryllium   6.43 %  Be   17.84 % BeO
   Silicon    13.36 %  Si   28.58 % SiO2
   Boron       0.86 %  B     2.76 % B2O3
   Hydrogen    1.08 %  H     9.64 % H2O
   Chlorine    4.22 %  Cl    4.22 % Cl
                -   %   Cl   -0.95 % -O=Cl2   
   Oxygen     46.29 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca12Mn2+4B2Be18Si12O46(OH)27Cl3
Help on Environment: Environment: Found in a museum specimen of willemite.
Help on IMA Status: IMA Status: Approved IMA 1989
Help on Locality: Locality: Franklin mine, Franklin, Sussex County, New Jersey, USA. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named from the Lenni Lenape Native American word "wawayanda," many or several winding, in allusion to the grossly curved and winding habit of its crystals.
Help on Name Pronunciation: Name Pronunciation: Wawayandaite + Pronunciation Say WAWAYANDAITE
Help on Synonym: Synonym: IMA1988-043