Mineral Information and Data:

Chantalite
CaAl2SiO4(OH)4 [CNMNC approved formula]

Named for Chantal Sarp (1944-), Swiss wife of its discoverer, Halil Sarp.

IMA status : Approved Species 1977 ()
CLASSIFICATION 
Dana
(8th edition) :
78.01.02.01  
  (78) Unclassified silicates
  (78.01) possible nesosilicates
  (78.01.02)
  
Nickel-Strunz
(10th edition) :
09.AG.55
  (09) Silicates
  (09.A) Nesosilicates (Isolated tetrahedron) structures
  (09.AG) Nesosilicates with additional anions; cations in [4], [5] and/or only [6] coordination
  
Crystal system: Tetragonal System
Point group (H-M): 4/m — dipyramidal
  
  
  

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