Mineralogy Database

Noelbensonite Mineral Data

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General Noelbensonite Information

Help on Chemical  Formula: Chemical Formula: BaMn+++2(Si2O7)(OH)2•(H2O)
Help on Composition: Composition: Molecular Weight = 467.40 gm
   Barium     29.38 %  Ba   32.80 % BaO
   Manganese  23.51 %  Mn   33.78 % Mn2O3
   Silicon    12.02 %  Si   25.71 % SiO2
   Hydrogen    0.86 %  H     7.71 % H2O
   Oxygen     34.23 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: BaMn3+2(Si2O7)(OH)2•(H2O)
Help on Environment: Environment: As a replacement of NaMn amphibole nemansilite and serandite and as the main or sole constituent of tiny veinlets.
Help on IMA Status: IMA Status: Approved IMA 1996 (Dana # Added)
Help on Locality: Locality: The Woods mine 30 km NNE of Tamworth, New South Wales, Australia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: For William Noel Benson (1855-1957), of the University of Otago, in recognition of his pioneering research in the Great Serpentine Belt and New England Fold Belt of New South Wales, Australia.
Help on Name Pronunciation: Name Pronunciation: Noelbensonite + Pronunciation Say NOELBENSONITE
Help on Synonym: Synonym: IMA1994-058