AM_Holmquistite_4 Formula: Mg2.32 Fe1.3 Mn.06 Al1.3 Zn.01 Li1.93 Na.1 Si8 O23.87 F.13 H3.74 Name: Holmquistite Unit cell: 18.335 17.693 5.2743 90.0 90.0 90.0 , V=1710.99 Space group: PNMA (62)

Camara F , Oberti R , American Mineralogist , 90 (2005) p.1167-1176, The crystal-chemistry of holmquistites: Ferroholmquistite from, Greenbushes (Western Australia) and, hints for compositional constraints in B-Li amphiboles, Sample: Uto, Sweden