Mineral Information and Data:

Liandratite  
U+6Nb2O8 [CNMNC approved formula]

Named for Georges Liandrat and his wife, of Samoens, France, who had prospected extensively in Madagascar.

IMA status : Approved Species 1978 ()
CLASSIFICATION 
Dana
(8th edition) :
08.01.09.01  
  (08) Multiple Oxides with Nb, Ta, and Ti
  (08.01) where A BO4
  (08.01.09)
  
Nickel-Strunz
(10th edition) :
04.DH.35
  (04) Oxides and Hydroxides
  (04.D) Metal:Oxygen = 1:2 and similar
  (04.DH) With large (+- medium-sized) cations; sheets of edge-sharing octahedra
  
Crystal system: Trigonal System
Point group (H-M): 3m (or 3 2/m) — hexagonal-scalenohedral
  
  
  
Other Properties: Radioactive.

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