AM_George-ericksenite Formula: Ca Mg Na6 I6 Cr2 O40 H20 Name: George-ericksenite Unit cell: 23.645 10.918 15.768 90.0 114.42 90.0 , V=3706.45 Space group: C12/C1 (15)

Cooper M A , Hawthorne F C , Roberts A C , Grice J D , Stirling J A R , Moffatt E A , American Mineralogist , 83 (1998) p.390-399, Georgeericksenite, Na6CaMg(IO3)6(CrO4)2(H2O)12, a new mineral from Oficina, Chacabuco, Chile: Description and crystal structure