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	 Sudoite Mineral Data  |  |  | 
   
| General Sudoite  Information  | 
|  Chemical  Formula: | Mg2(Al,Fe+++)3Si3AlO10(OH)8 | 
|  Composition: | Molecular Weight = 546.77 gm | 
|  | Magnesium   8.45 %  Mg   14.01 % MgO | 
|  | Aluminum   19.25 %  Al   36.36 % Al2O3 | 
|  | Iron        3.06 %  Fe    1.31 % FeO /  2.92 % Fe2O3 | 
|  | Silicon    15.41 %  Si   32.97 % SiO2 | 
|  | Hydrogen    1.46 %  H    13.01 % H2O | 
|  | Oxygen     52.38 %  O | 
|  | ______        ______ | 
|  | 100.00 %      100.59 % = TOTAL OXIDE | 
|  Empirical Formula: | Mg1.9Fe2+0.1Al2.9Fe3+0.2Si3AlO10(OH)7.9 | 
|  Environment: | Disseminated in hematite ore. | 
|  IMA Status: | Approved IMA 1962 | 
|  Locality: | Hanaoka and Kamakita mines, Aonori Prefecture; Japan. Link to MinDat.org Location Data. | 
|  Name Origin: | Named for Toshio Sudo (1911-), University of Tokyo, Japan. | 
|  Name Pronunciation: | Sudoite   | 
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