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	 Glauberite Mineral Data 
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General Glauberite  Information 
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  Chemical  Formula:  | 
Na2Ca(SO4)2    | 
  Composition:  | 
Molecular Weight = 278.18 gm    | 
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 Sodium   16.53 %  Na   22.28 % Na2O  | 
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 Calcium  14.41 %  Ca   20.16 % CaO  | 
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 Sulfur   23.05 %  S    57.56 % SO3  | 
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 Oxygen   46.01 %  O  | 
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         ______        ______   | 
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         100.00 %      100.00 % = TOTAL OXIDE  | 
  Empirical Formula:  | 
Na2Ca(SO4)2    | 
  Environment:  | 
Dry salt-lake beds or marine evaporite deposits, generally in desert climates.    | 
  IMA Status:  | 
Valid Species (Pre-IMA) 1808    | 
  Locality:  | 
El Castellar mine, Villarrubia de Santiago, Castile-La Mancha, Spain Link to MinDat.org Location Data.  | 
  Name Origin:  | 
Named after Glauber's Salt, of alchemist origin which is named for Johann Rudolf Glauber (1604-1668), German alchemist.    | 
  Name Pronunciation:  | 
 Glauberite  + Pronunciation     | 
  Synonym:  | 
Glauber's Salt    | 
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ICSD 26773    | 
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PDF 19-1187    | 
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