Brunogeierite Formula: Ge Fe2 O4 Name: Brunogeierite Unit cell: 8.4127 8.4127 8.4127 90.0 90.0 90.0 , V=595.40 Space group: FD3M (227)
Welch M D , Cooper M A , Hawthorne F C , Mineralogical Magazine , 65 (2001) p.441-444, The crystal structure of brunogeierite, Fe2GeO4 spinel, Locality: Tsumeb, Namibia