Mineralogy Database

Chivruaiite Mineral Data

Search Webmineral :
  

General Chivruaiite Information

Help on Chemical Formula: Chemical Formula: Ca4(Ti,Nb)5[(Si6O17)2[(OH,O)5]•13-14H2O
Help on Composition: Composition: Molecular Weight = 1,585.23 gm
   Potassium   1.09 %  K     1.31 % K2O
   Sodium      0.07 %  Na    0.10 % Na2O
   Strontium   0.22 %  Sr    0.26 % SrO
   Calcium     7.58 %  Ca   10.61 % CaO
   Titanium   12.47 %  Ti   20.81 % TiO2
   Manganese   0.03 %  Mn    0.04 % MnO
   Niobium     2.58 %  Nb    3.69 % Nb2O5
   Aluminum    0.03 %  Al    0.06 % Al2O3
   Iron        0.14 %  Fe    0.20 % Fe2O3
   Silicon    21.26 %  Si   45.48 % SiO2
   Hydrogen    1.95 %  H    17.43 % H2O
   Oxygen     52.56 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca3K0.44Na0.05Sr0.04Mn2+0.01Ti4.13Nb0.44Fe3+0.04Al0.02Si12O34(OH)4.51O0.49�13.08(H2O)
Help on Environment: Environment: Found in three different hydrothermal veins within the Khibiny and Lovozero alkaline massifs associated with microcline, eudialyte, natrolite, astrophyllite, aegirine, etc. Ca-analo g of zorite.
Help on IMA Status: IMA Status: Approved IMA 2004 (Dana # Added)
Help on Locality: Locality: Chivruai river valley, Lovozero massif, Kola Peninsula, Russia Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the locality.
Help on Synonym: Synonym: IMA2004-052