Mineralogy Database

Gerenite-(Y) Mineral Data

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General Gerenite-(Y) Information

Help on Chemical Formula: Chemical Formula: (Ca,Na)2(Y,REE)3Si6O18•2(H2O)
Help on Composition: Composition: Molecular Weight = 872.18 gm
   Sodium            1.32 %  Na    1.78 % Na2O
   Calcium           6.89 %  Ca    9.64 % CaO
   La,Ce,Pr,Nd,Sm,  12.38 %  RE   14.45 % REE2O3
   Yttrium          22.94 %  Y    29.13 % Y2O3
   Silicon          19.32 %  Si   41.33 % SiO2
   Hydrogen          0.46 %  H     4.13 % H2O
   Oxygen           36.69 %  O
                   ______        ______ 
                   100.00 %      100.46 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca1.5Na0.5Y2.25REE0.75Si6O18•2(H2O)
Help on Environment: Environment: Cyclosilicate with structural similarities to kainosite-(Y) and leifite. Found in an aplite-pegmatite lens.
Help on IMA Status: IMA Status: Approved IMA 1998 (Dana # Added)
Help on Locality: Locality: Strange Lake perialkaline complex on the Quebec-Labrador border, Canada. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: For Richard Geren (1917-), former executive vice-president of the Iron Ore Company of Canada. Mr. Geren initiated and supported the exploration program of the Strange Lake deposit.
Help on Name Pronunciation: Name Pronunciation: Gerenite-(Y) Say GERENITE-(Y)
Help on Synonym: Synonym: ICSD 85571
  IMA1993-034