AM_Haydeeite Formula: Cu3 Mg Cl2 O6 H6 Name: Haydeeite Unit cell: 6.2733 6.2733 5.7472 90.0 90.0 120.0 , V=195.88 Space group: P-3M1 (164)

Malcherek T , Schluter J , Acta Crystallographica, Section B , 63 (2007) p.157-160, Cu3MgCl2(OH)6 and the bond-valence parameters of the OH-Cl bond, Locality: Haydee mine, Salar Grande, Atacama desert, Chile