Mineralogy Database

Nambulite Mineral Data

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General Nambulite Information

Help on Chemical  Formula: Chemical Formula: (Li,Na)Mn++4[Si5O14(OH)]
Help on Composition: Composition: Molecular Weight = 612.13 gm
   Sodium      0.94 %  Na    1.27 % Na2O
   Lithium     0.85 %  Li    1.83 % Li2O
   Manganese  35.90 %  Mn   46.35 % MnO
   Silicon    22.94 %  Si   49.08 % SiO2
   Hydrogen    0.16 %  H     1.47 % H2O
   Oxygen     39.21 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Li0.75Na0.25Mn2+4Si5O14(OH)
Help on Environment: Environment: Forms a series with natronambulite.
Help on IMA Status: IMA Status: Approved IMA 1972
Help on Locality: Locality: Funakozawa mine, Kitakami Mountains, Iwate Prefecture, Japan. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Matsuo Nambu (1917-), mineralogist, Tohoko University, Japan.
Help on Name Pronunciation: Name Pronunciation: Nambulite + Pronunciation Say NAMBULITE
Help on Synonym: Synonym: ICSD 1974
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