Mineralogy Database

Retzian-(La) Mineral Data

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General Retzian-(La) Information

Help on Chemical  Formula: Chemical Formula: (Mn,Mg)2(La,Ce,Nd)(AsO4)(OH)4
Help on Composition: Composition: Molecular Weight = 441.31 gm
   Lanthanum  18.89 %  La   22.15 % La2O3
   Cerium      9.52 %  Ce   11.16 % Ce2O3
   Magnesium   2.75 %  Mg    4.57 % MgO
   Manganese  18.67 %  Mn   24.11 % MnO
   Arsenic    16.98 %  As   26.04 % As2O5
   Hydrogen    0.91 %  H     8.16 % H2O
   Neodymium   3.27 %  Nd    3.81 % Nd2O3
   Oxygen     29.00 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Mn2+1.5Mg0.5La0.6Ce0.3Nd0.1(AsO4)(OH)4
Help on Environment: Environment: Overgrowth crystals and embedded in light brown rhodochrosite in the willemite-franlinite ore.
Help on IMA Status: IMA Status: Approved IMA 1982
Help on Locality: Locality: Sterling Hill mine, Ogdensburg, Sussex Co., NJ, USA. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Anders Jahan Retzius (1742-1821), Swedish naturalist.
Help on Name Pronunciation: Name Pronunciation: Retzian-(La) Say RETZIAN-(LA)