Mineral Information and Data:

Bobtraillite
(Na,Ca)13Sr11(Zr,Y,Nb)14Si42B6O132(OH)12 • 12H2O [CNMNC approved formula]

Named for Robert (Bob) James Traill (1921-), mineralogist, former head of the mineralogy section of the Geological Survey of Canada (1953-1986), and for his contributions to mineralogy.

IMA status : Approved Species 2001 ()
CLASSIFICATION 
Dana
(8th edition) :
59.02.02.06  (This Dana# Added)
  (59) Cyclosilicate Three-Membered Rings
  (59.02) hydrated
  (59.02.02) Catapleiite group
  
Nickel-Strunz
(10th edition) :
09.CA.30
  (09) Silicates
  (09.C) Cyclosilicates
  (09.CA) [Si3O9]6- 3-membered single rings (dreier-Einfachringe), without insular complex anions
  
Crystal system: Trigonal System
Point group (H-M): 3m (or 3 2/m) — hexagonal-scalenohedral
  
  
  

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