Mineral Information and Data:

Niobokupletskite
K2NaMn2+7(NbTi)(Si4O12)2O2(OH)4O [CNMNC approved formula]

Named as the Nb analog of kupletskite.

IMA status : Approved Species 1999 ()
CLASSIFICATION 
Dana
(8th edition) :
69.01.01.08  (This Dana# Added)
  (69) Inosilicate Chains with Side Branches or Loops
  (69.01) with (P=2, and N=4, 2 branches)
  (69.01.01) Astrophyllite group
  
Nickel-Strunz
(10th edition) :
09.DC.0
  (09) Silicates
  (09.D) Inosilicates* Structural terminology per Liebau (1985)
  (09.DC) with branched 2-periodic single chains; Si2O6 + 2SiO3 Si4O12
  
Crystal system: Triclinic System
Point group (H-M): 1 — pinacoidal
  
  
  

<<< BACK TO MINERAL SEARCH