Mineralogy Database

Franklinfurnaceite Mineral Data

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General Franklinfurnaceite Information

Help on Chemical Formula: Chemical Formula: Ca2(Fe+++,Al)Mn+++Mn++3Zn2Si2O10(OH)8
Help on Composition: Composition: Molecular Weight = 831.54 gm
   Calcium     9.64 %  Ca   13.49 % CaO
   Manganese  26.43 %  Mn   25.59 % MnO /  9.49 % Mn2O3
   Aluminum    0.81 %  Al    1.53 % Al2O3
   Zinc       15.73 %  Zn   19.58 % ZnO
   Iron        5.04 %  Fe    7.20 % Fe2O3
   Silicon     6.76 %  Si   14.45 % SiO2
   Hydrogen    0.97 %  H     8.67 % H2O
   Oxygen     34.63 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca2Fe3+0.75Al0.25Mn3+Mn2+3Zn2Si2O10(OH)8
Help on Environment: Environment: A late-stage mineral in vugs in a metamorphosed stratiform zinc deposit.
Help on IMA Status: IMA Status: Approved IMA 1987
Help on Locality: Locality: Franklin Furnace, the former name for Franklin, New Jersey, USA. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named after the locality.
Help on Name Pronunciation: Name Pronunciation: Franklinfurnaceite + Pronunciation Say FRANKLINFURNACEITE