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	 Ramanite-(Rb) Mineral Data 
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General Ramanite-(Rb)  Information 
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  Chemical  Formula:  | 
Rb[B5O6(OH)4]•2H2O    | 
  Composition:  | 
Molecular Weight = 339.57 gm    | 
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 Rubidium  25.17 %  Rb   27.52 % Rb2O  | 
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 Boron     15.92 %  B    51.25 % B2O3  | 
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 Hydrogen   2.37 %  H    21.22 % H2O  | 
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 Oxygen    56.54 %  O  | 
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          ______        ______   | 
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          100.00 %      100.00 % = TOTAL OXIDE  | 
  Empirical Formula:  | 
RbB5O6OH4•2(H2O)    | 
  Environment:  | 
Melt and fluid inclusions in a pegmatite sample from the Island of Elba, Neso-pentaborate identified by Raman spectroscopy.    | 
  IMA Status:  | 
Approved IMA 2007 (Dana # Added)    | 
  Locality:  | 
San Piero in Campo, Elba, Italy Link to MinDat.org Location Data.  | 
  Name Origin:  | 
Named for Chandrasekhara Venkata Raman (1888-1970), Nobel Prize winner in Physics in 1930 for discovering the effect that bears his name.    | 
  Synonym:  | 
IMA2007-006    | 
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Rubidium pentaborate tetrahydrate    | 
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