Mineral Information and Data:

Fingerite
Cu11O2(VO4)6 [CNMNC approved formula]

Named for Larry W. Finger (1940- ), American mineralogist, Carnegie Institution, Washington, D.C., USA.

IMA status : Approved Species 1985 ()
CLASSIFICATION 
Dana
(8th edition) :
41.11.03.01  
  (41) Anhydrous Phosphates Containing Hydroxyl or Halogen
  (41.11) with miscellaneous formulae
  (41.11.03)
  
Nickel-Strunz
(10th edition) :
08.BB.80
  (08) Phosphates, Arsenates, Vanadates
  (08.B) Phosphates, etc. with Additional Anions, without H2O
  (08.BB) With only medium-sized cations, (OH, etc.):RO4 about 1:1
  
Crystal system: Triclinic System
Point group (H-M): 1 — pinacoidal
  
  
  

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