Mineral Information and Data:

Lisetite
Na2CaAl4(SiO4)4 [CNMNC approved formula]

Named for the locality: Liset eclogite pod, Selje district, Western Gneiss region, Norway.

IMA status : Approved Species 1986 ()
CLASSIFICATION 
Dana
(8th edition) :
76.01.06.03  
  (76) Tectosilicate Al-Si Framework
  (76.01) with Al-Si frameworks
  (76.01.06) Banalsite group
  
Nickel-Strunz
(10th edition) :
09.FA.55
  (09) Silicates
  (09.F) Tektosilicates without Zeolitic H2O
  (09.FA) Tektosilicates without additional non-tetrahedral anions
  
Crystal system: Orthorhombic System
Point group (H-M): mm2 — pyramidal
  
  
  

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