Mineral Information and Data:

Surinamite
Mg3Al3O[Si3BeAlO15] [CNMNC approved formula]

Named for the locality: Bakhuis Mountains, Surinam.

IMA status : Approved Species 1976 ()
CLASSIFICATION 
Dana
(8th edition) :
69.02.01b.02  
  (69) Inosilicate Chains with Side Branches or Loops
  (69.02) with P>2
  (69.02.01b) Aenigmatite and related species (Sapphirine subgroup)
  
Nickel-Strunz
(10th edition) :
09.DH.55
  (09) Silicates
  (09.D) Inosilicates* Structural terminology per Liebau (1985)
  (09.DH) with 4-periodic single chains, Si4O12
  
Crystal system: Monoclinic System
Point group (H-M): 2/m — prismatic
  
  
  

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