Mineralogy Database

Yakovenchukite-(Y) Mineral Data

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General Yakovenchukite-(Y) Information

Help on Chemical  Formula: Chemical Formula: K3NaCaY2(Si12O30)•4H2O
Help on Composition: Composition: Molecular Weight = 1,256.79 gm
   Potassium    8.87 %  K    10.68 % K2O
   Sodium       3.20 %  Na    4.32 % Na2O
   Calcium      2.42 %  Ca    3.39 % CaO
   Cerium       0.11 %  Ce    0.13 % Ce2O3
   Dysprosium   0.65 %  Dy    0.74 % Dy2O3
   Yttrium     12.17 %  Y    15.45 % Y2O3
   Erbium       0.80 %  Er    0.91 % Er2O3
   Thulium      0.13 %  Tm    0.15 % Tm2O3
   Thorium      0.55 %  Th    0.63 % ThO2
   Ytterbium    1.38 %  Yb    1.57 % Yb2O3
   Silicon     26.82 %  Si   57.37 % SiO2
   Hydrogen     0.52 %  H     4.69 % H2O
   Oxygen      42.38 %  O
              ______        ______ 
              100.00 %      100.03 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: K2.85Na0.15NaCa0.71Na0.6Y1.72Yb0.1Er0.06Dy0.05Th0.03Ce0.01Tm0.01Ca0.05Si12O30.02�3.27(H2O)
Help on Environment: Environment: Low-temperature hydrothermal mineral, formed by alteration of earlier REE-rich minerals. New structure type with Si12O30 sheets with 4- ,6- and 14 member rings.
Help on IMA Status: IMA Status: Approved IMA 2006 (Dana # Added)
Help on Locality: Locality: Mt. Kukisvumchorr, Kola Peninsula, Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Victor N. Yakovenchuk, a mineralogist at the Geological Institute of the Kola Science Centre of the Russian Academy of Sciences.
Help on Synonym: Synonym: IMA2006-002