Mineral Information and Data:

Bobfergusonite
Na2Mn2+5Fe3+Al(PO4)6 [CNMNC approved formula]

Named To honor Emeritus Professor Robert Bury Ferguson (1920- ), Canadian mineralogist, University of Manitoba, Winnipeg, Canada, especially for his contributions to pegmatite mineralogy.

IMA status : Approved Species 1986 ()
CLASSIFICATION 
Dana
(8th edition) :
38.02.04.05  
  (38) Anhydrous Phosphates, etc
  (38.02) (A+ B++)5 (XO4)3
  (38.02.04) Alluaudite-Wyllieite Group (Wyllieite Subgroup)
  
Nickel-Strunz
(10th edition) :
08.AC.15
  (08) Phosphates, Arsenates, Vanadates
  (08.A) Phosphates, etc. without additional anions, without H2O
  (08.AC) With medium-sized and large cations
  
Crystal system: Monoclinic System
Point group (H-M): 2/m — prismatic
  
  
  

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