Mineral Information and Data:

Medaite
Mn2+6V5+Si5O18(OH) [CNMNC approved formula]

Named for Dr. Francesco Meda (1926-1977), an amateur mineralogist from Turin, Italy.

IMA status : Approved Species 1980 ()
CLASSIFICATION 
Dana
(8th edition) :
57.04.01.01  
  (57) Sorosilicate Insular Si3O10 and Larger Noncyclic Groups
  (57.04) with groups with 6 or more tetrahedra
  (57.04.01)
  
Nickel-Strunz
(10th edition) :
09.BJ.30
  (09) Silicates
  (09.B) Sorosilicates (dimer) structures
  (09.BJ) Sorosilicates with Si3O10, Si4O11, etc. anions; cations in octahedral [6] and greater coordination
  
Crystal system: Monoclinic System
Point group (H-M): 2/m — prismatic
  
  
  

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