Mineral Information and Data:

Hashemite
BaCr6+O4 [CNMNC approved formula]

Named after the Hashemite Kingdom of Jordan, within which the species occurs.

IMA status : Approved Species 1983 ()
CLASSIFICATION 
Dana
(8th edition) :
35.03.03.01  
  (35) Anhydrous Chromates
  (35.03) where A+ XO4
  (35.03.03)
  
Nickel-Strunz
(10th edition) :
07.FA.15
  (07) Sulfates (selenates, tellurates, chromates, molybdates, wolframates)
  (07.F) Chromates
  (07.FA) Without additional anions
  
Crystal system: Orthorhombic System
Point group (H-M): mmm (or 2/m 2/m 2/m) — dipyramidal
  
  
  

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