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	 Sjogrenite Mineral Data  |  |  | 
   
| General Sjogrenite  Information  | 
|  Chemical  Formula: | Mg6Fe+++2(CO3)(OH)16•4(H2O) | 
|  Composition: | Molecular Weight = 661.71 gm | 
|  | Magnesium  22.04 %  Mg   36.55 % MgO | 
|  | Iron       16.88 %  Fe   24.13 % Fe2O3 | 
|  | Hydrogen    3.66 %  H    32.67 % H2O | 
|  | Carbon      1.82 %  C     6.65 % CO2 | 
|  | Oxygen     55.61 %  O | 
|  | ______        ______ | 
|  | 100.00 %      100.00 % = TOTAL OXIDE | 
|  Empirical Formula: | Mg6Fe3+2(CO3)(OH)16•4(H2O) | 
|  Environment: | In low-temperature hydrothermal veins in a metamorphosed Fe-Mn orebody (Langban, Sweden) | 
|  IMA Status: | Valid Species (Pre-IMA) 1940 | 
|  Locality: | From Langban and Nordmark, Varmland, Sweden. Link to MinDat.org Location Data. | 
|  Name Origin: | Named for Stens Anders Hjalmar Sjogren (1856-1922), Swedish mineralogist, Professor of Mineralogy, University of Stockholm, Stockholm, Sweden. | 
|  Name Pronunciation: | Sjogrenite  + Pronunciation   | 
|  Synonym: | Sjoegrenite | 
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