Mineralogy Database

Morelandite Mineral Data

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General Morelandite Information

Help on Chemical Formula: Chemical Formula: (Ba,Ca,Pb)5(AsO4,PO4)3Cl
Help on Composition: Composition: Molecular Weight = 1,005.93 gm
   Barium      40.96 %  Ba   45.73 % BaO
   Calcium      5.98 %  Ca    8.36 % CaO
   Arsenic     18.62 %  As   28.56 % As2O5
   Phosphorus   1.54 %  P     3.53 % P2O5
   Lead        10.30 %  Pb   11.09 % PbO
   Chlorine     3.52 %  Cl    3.52 % Cl
                 -   %   Cl   -0.80 % -O=Cl2   
   Oxygen      19.09 %  O
              ______        ______ 
              100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ba3Ca1.5Pb0.5(AsO4)2.5(PO4)0.5Cl
Help on IMA Status: IMA Status: Approved IMA 1978
Help on Locality: Locality: Jakobsberg mine, near Hordmark, Sweden. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Groven C. Moreland (1912-1978), supervisor of sample preparation laboratory, National Museum of Natural History, Smithsonian Institution, Washington, DC., USA.
Help on Name Pronunciation: Name Pronunciation: Morelandite + Pronunciation Say MORELANDITE