Mineral Information and Data:

Menezesite
Ba3MgZr4Nb12O42 • 12H2O [CNMNC approved formula]

Named for Luiz Alberto Dias Menezes Filho (born 1950), mining engineer, mineral collector, and merchant.

IMA status : Approved Species 2005 ()
CLASSIFICATION 
Dana
(8th edition) :
49.02.05.01  (This Dana# Added)
  (49) Basic and Hydrated Molybdates and Tungstates
  (49.02) (Hydrated)
  (49.02.05)
  
Nickel-Strunz
(10th edition) :
04.FN.05
  (04) Oxides and Hydroxides
  (04.F) Hydroxides (without V or U)
  (04.FN) Hydroxides with H2O+-(OH); frameworks of corner and/or face-sharing octahedra
  
Crystal system: Cubic System
Point group (H-M): m3 (or 2/m 3) — diploidal
  
  
  
Comments: Radioactive.

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