Mineralogy Database

Clinotobermorite Mineral Data

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General Clinotobermorite Information

Help on Chemical  Formula: Chemical Formula: Ca5Si6(O,OH)18•5(H2O)
Help on Composition: Composition: Molecular Weight = 751.00 gm
   Calcium   26.68 %  Ca   37.34 % CaO
   Silicon   22.44 %  Si   48.00 % SiO2
   Hydrogen   1.88 %  H    16.79 % H2O
   Oxygen    49.00 %  O
            ______        ______ 
            100.00 %      102.13 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca5Si6O14(OH)4•5(H2O)
Help on Environment: Environment: A vein-forming mineral in gehlenite-spurrite skarns. Low-temperature polymorph of tobermorite.
Help on IMA Status: IMA Status: Approved IMA 1989
Help on Locality: Locality: Fuka, Bitchucho, Okayama Prefecture, Japan. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named as the monoclinic polymorph of tobermorite.
Help on Synonym: Synonym: ICSD 403090
  IMA1990-005
  PDF 45-1479