Mineralogy Database

Spadaite Mineral Data

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General Spadaite Information

Help on Chemical  Formula: Chemical Formula: MgSiO2(OH)2•(H2O) (?)
Help on Composition: Composition: Molecular Weight = 136.42 gm
   Magnesium  17.82 %  Mg   29.54 % MgO
   Silicon    20.59 %  Si   44.04 % SiO2
   Hydrogen    2.96 %  H    26.41 % H2O
   Oxygen     58.64 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Mg(SiO2)(OH)2•(H2O)
Help on Environment: Environment: Found replacing tactite minerals.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1843
Help on Locality: Locality: Capo di Bove, near Rome, Italy. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Lavino Spada (De Medici) (1801-1863), Italian politicioan and amateur mineralogist.