Mineralogy Database

Yttrialite-(Y) Mineral Data

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General Yttrialite-(Y) Information

Help on Chemical  Formula: Chemical Formula: (Y,Th)2Si2O7
Help on Composition: Composition: Molecular Weight = 417.54 gm
   Yttrium  31.94 %  Y    40.56 % Y2O3
   Thorium  27.79 %  Th   31.62 % ThO2
   Silicon  13.45 %  Si   28.78 % SiO2
   Oxygen   26.82 %  O
           ______        ______ 
           100.00 %      100.96 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Y1.5Th0.5Si2O7
Help on Environment: Environment: A late-stage mineral in some rare-earth-bearing pegmatites. Associated with gadolinite.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1889
Help on Locality: Locality: Baringer Hill pegmatite, 26 km west of Burnet, and from Rode Ranch, near Bluļæ½ton, Llano County, Texas, USA. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the yttrium in its composition.
Help on Name Pronunciation: Name Pronunciation: Yttrialite-(Y) + Pronunciation Say YTTRIALITE-(Y)
Help on Synonym: Synonym: ICSD 28004
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