Mineral Information and Data:

Johachidolite
CaAlB3O7 [CNMNC approved formula]

Named for the locality: Johachido district, Kankyo Hodu Prefecture, North Korea.

IMA status : Approved Species 1942 ()
CLASSIFICATION 
Dana
(8th edition) :
24.05.03.01  
  (24) Borates - Anhydrous
  (24.05) with miscellaneous formulae
  (24.05.03)
  
Nickel-Strunz
(10th edition) :
06.CC.05
  (06) Borates
  (06.C) Triborates
  (06.CC) Phyllo-triborates
  
Crystal system: Orthorhombic System
Point group (H-M): mmm (or 2/m 2/m 2/m) — dipyramidal
  
  
  

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