Mineralogy Database

Tveitite-(Y) Mineral Data

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General Tveitite-(Y) Information

Help on Chemical  Formula: Chemical Formula: Ca1-xYxF2+x, x~0.3
Help on Composition: Composition: Molecular Weight = 98.42 gm
   Calcium   28.50 %  Ca   39.88 % CaO
   Yttrium   27.10 %  Y    34.41 % Y2O3
   Fluorine  44.40 %  F    44.40 % F
               -   %   F   -18.69 % -O=F2    
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca0.7Y0.3F2.3
Help on Environment: Environment: In pegmatites.
Help on IMA Status: IMA Status: Approved IMA 1977
Help on Locality: Locality: Hoydalen, Telmark, Norway. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for John Peder Tveit (1909-1978), Norwegian miner, who found it in his quarry.
Help on Name Pronunciation: Name Pronunciation: Tveitite-(Y) Say TVEITITE-(Y)
Help on Synonym: Synonym: ICSD 35143
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