Mineral Information and Data:

Bussenite
Na2Ba2Fe2+TiSi2O7(CO3)(OH)3F [CNMNC approved formula]

Named for Irina V. Bussen (1915-), Russian petrologist.

IMA status : Approved Species 2001 ()
CLASSIFICATION 
Dana
(8th edition) :
56.05.01.01  (This Dana# Added)
  (56) Sorosilicate Si2O7 Groups and O, OH, F. and H2O
  (56.05)
  (56.05.01)
  
Nickel-Strunz
(10th edition) :
09.BE.65
  (09) Silicates
  (09.B) Sorosilicates (dimer) structures
  (09.BE) Si2O7 groups, with additional anions; cations in octahedral [6] and greater coordination
  
Crystal system: Triclinic System
Point group (H-M): 1 — pedial
  
  
  

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