Mineralogy Database

Ikranite Mineral Data

Search Webmineral :
  
Advertisment

General Ikranite Information

Help on Chemical  Formula: Chemical Formula: (Na,H3O)15(Ca,Mn,REE)6Fe+++2Zr3([ ],Zr)([ ],Si)Si24O66(O,OH)6Cl•2-3H2O
Help on Composition: Composition: Molecular Weight = 2,760.39 gm
   Potassium   0.37 %  K     0.44 % K2O
   Sodium      5.93 %  Na    7.99 % Na2O
   Strontium   1.36 %  Sr    1.61 % SrO
   Calcium     4.52 %  Ca    6.32 % CaO
   Lanthanum   0.55 %  La    0.65 % La2O3
   Cerium      1.32 %  Ce    1.55 % Ce2O3
   Hafnium     0.26 %  Hf    0.31 % HfO2
   Zirconium  10.38 %  Zr   14.02 % ZrO2
   Titanium    0.23 %  Ti    0.38 % TiO2
   Manganese   2.65 %  Mn    3.42 % MnO
   Niobium     0.20 %  Nb    0.29 % Nb2O5
   Iron        3.68 %  Fe    0.39 % FeO /  4.83 % Fe2O3
   Silicon    22.97 %  Si   49.15 % SiO2
   Hydrogen    0.87 %  H     7.74 % H2O
   Neodymium   0.16 %  Nd    0.18 % Nd2O3
   Chlorine    0.90 %  Cl    0.90 % Cl
                -   %   Cl   -0.20 % -O=Cl2   
   Oxygen     43.56 %  O
   Fluorine    0.10 %  F     0.10 % F
                -   %   F    -0.04 % -O=F2    
             ______        ______ 
             100.00 %      100.01 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Na7.12K0.26Ca3.11Sr0.43Ce0.26La0.11Nd0.03Mn2+1.33Fe2+0.15Fe3+1.67Zr3.14Ti0.13Hf0.04 Nb0.06Cl0.7F0.15Si22.58H23.71O75.15
Help on Environment: Environment: In perialkaline pegmatites. Eudialyte group.
Help on IMA Status: IMA Status: Approved IMA 2002 (Dana # Added)
Help on Locality: Locality: Mount Karnasurt, Lovozero alkaline massif, Kola Peninsula, Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Recalls the Russian acronym IKRAN (Institut Kristallografii Rossiskoy Akadameii Nauky).
Help on Synonym: Synonym: IMA2000-010