Mineralogy Database

Jianshuiite Mineral Data

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General Jianshuiite Information

Help on Chemical  Formula: Chemical Formula: (Mg,Mn++)Mn++++3O7•3(H2O)
Help on Composition: Composition: Molecular Weight = 366.99 gm
   Calcium     1.09 %  Ca    1.53 % CaO
   Magnesium   3.31 %  Mg    5.49 % MgO
   Manganese  50.90 %  Mn    7.73 % MnO / 71.07 % MnO2
   Hydrogen    1.54 %  H    13.75 % H2O
   Oxygen     43.16 %  O
             ______        ______ 
             100.00 %       99.56 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Mg0.5Mn2+0.4Ca0.1Mn4+3O7.1•2.8(H2O)
Help on Environment: Environment: Hypogene mineral in manganese ore.
Help on IMA Status: IMA Status: Approved IMA 1992
Help on Locality: Locality: Lu Village, Juanshui County, Yunnan Province, China. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the locality.
Help on Name Pronunciation: Name Pronunciation: Jianshuiite + Pronunciation Say JIANSHUIITE
Help on Synonym: Synonym: IMA1990-019