Mineralogy Database

Iraqite-(La) Mineral Data

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General Iraqite-(La) Information

Help on Chemical  Formula: Chemical Formula: K(La,Ce,Th)2(Ca,Na)4(Si,Al)16O40
Help on Composition: Composition: Molecular Weight = 1,634.63 gm
   Potassium   2.63 %  K     3.17 % K2O
   Sodium      0.28 %  Na    0.38 % Na2O
   Calcium     8.58 %  Ca   12.01 % CaO
   Lanthanum   5.95 %  La    6.98 % La2O3
   Cerium      6.00 %  Ce    7.03 % Ce2O3
   Thorium     9.94 %  Th   11.31 % ThO2
   Aluminum    0.50 %  Al    0.94 % Al2O3
   Silicon    26.98 %  Si   57.71 % SiO2
   Oxygen     39.15 %  O
             ______        ______ 
             100.00 %       99.51 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: K1.1La0.7Ce0.7Th0.7Ca3.5Na0.2Si15.7Al0.3O40
Help on Environment: Environment: In granite in contact with dolomitic marble containing olivine and diopside.
Help on IMA Status: IMA Status: Approved IMA 1976
Help on Locality: Locality: At Shakhi-Rash Mountain, Hero Town, Qala-Diza, Iraq. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: For the country of origin, Iraq and La in the composition.
Help on Name Pronunciation: Name Pronunciation: Iraqite-(La) Say IRAQITE-(LA)
Help on Synonym: Synonym: Desourdyite
  Ekanite