Orthorhombic - Disphenoidal Class (2 2 2) Mineral Species Listing
AXES
Synonyms: Sphenoidal Class, Epsomite Type, or Digonal Holoaxial Class.
Space Groups in class: C222, C2221, F222, I212121, I222, P21212, P212121, P222, and P2221.
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(* - Mineral Name is Not IMA Approved) (! - New Dana Classification Number Has Been Changed or Added) (? - IMA Discredited Mineral Species Name