AM_Cianciulliite
Formula: Mn Mg2 Zn2 O14
Name: Cianciulliite
Unit cell: 15.405 6.344 5.562 90.0 101.23 90.0 , V=533.16
Space group: C12/M1 (12)

Grice J D , Dunn P J , American Mineralogist , 76 (1991) p.1711-1747, The crystal structure of cianciulliite, Mn(Mg,Mn)2Zn2(OH)10*2-4H2O