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	 Uranopolycrase Mineral Data  |  |  | 
   
| General Uranopolycrase  Information  | 
|  Chemical  Formula: | (U,Y)(Ti,Nb,Ta)2O6 | 
|  Composition: | Molecular Weight = 415.77 gm | 
|  | Yttrium    6.42 %  Y     8.15 % Y2O3 | 
|  | Thorium    5.58 %  Th    6.35 % ThO2 | 
|  | Uranium   34.35 %  U    38.97 % UO2 | 
|  | Tantalum   4.35 %  Ta    5.31 % Ta2O5 | 
|  | Titanium  17.27 %  Ti   28.82 % TiO2 | 
|  | Niobium    8.94 %  Nb   12.79 % Nb2O5 | 
|  | Oxygen    23.09 %  O | 
|  | ______        ______ | 
|  | 100.00 %      100.38 % = TOTAL OXIDE | 
|  Empirical Formula: | U0.6Y0.3Th0.1Ti1.5Nb0.4Ta0.1O6 | 
|  Environment: | Zoned pegmatite vein near the contact with granodiorite. | 
|  IMA Status: | Approved IMA 1993 | 
|  Locality: | San Piero in Campo, Elba, Italy. Link to MinDat.org Location Data. | 
|  Name Origin: | Named for its content or URANium and relation to polycrase. | 
|  Name Pronunciation: | Uranopolycrase  + Pronunciation   | 
|  Synonym: | IMA1990-046 | 
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