Mineralogy Database

Palenzonaite Mineral Data

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General Palenzonaite Information

Help on Chemical  Formula: Chemical Formula: (Ca,Na)3Mn++(V+++++,As+++++,Si)3O12
Help on Composition: Composition: Molecular Weight = 517.63 gm
   Sodium      4.44 %  Na    5.99 % Na2O
   Calcium    15.49 %  Ca   21.67 % CaO
   Manganese  10.61 %  Mn   13.70 % MnO
   Vanadium   17.71 %  V    31.62 % V2O5
   Silicon     1.63 %  Si    3.48 % SiO2
   Arsenic    13.03 %  As   19.98 % As2O5
   Oxygen     37.09 %  O
             ______        ______ 
             100.00 %       96.45 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca2NaMn2+3(VO4)0.63(AsO4)0.33(SiO4)0.1
Help on Environment: Environment: Narrow veinlets cutting a manganese deposit hosted within radiolarian cherts.
Help on IMA Status: IMA Status: Approved IMA 1987
Help on Locality: Locality: Molinello manganese mine, near Chiavari, Val Graveglia, Liguria, Italy. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Andrea Palenzona, amateur mineralogist and discoverer of the mineral.
Help on Name Pronunciation: Name Pronunciation: Palenzonaite + Pronunciation Say PALENZONAITE
Help on Synonym: Synonym: ICSD 67441
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