AM_Matioliite Formula: Na (Mg.9 Fe.1) Al5 P4 O24 H10 Name: Matioliite Unit cell: 25.075 5.047 13.437 90.0 110.97 90.0 , V=1587.87 Space group: C12/C1 (15)

Atencio D , Coutinho J M V , Mascarenhas Y P , Ellena J A , American Mineralogist , 91 (2006) p.1932-1936, Matioliite, the Mg-analogue of burangaite, from Gentil mine, Mendes Pimentel,, Minas Gerais, Brazil, and other occurrences, Locality: Gentil mine, Mendes Pimentel, Minas Gerais, Brazil, Sample: T = 120 K