AM_Leucophoenicite_1 Formula: Mn6.28 Ca.64 Mg.04 Zn.04 Si3 O14 H2 Name: Leucophoenicite Unit cell: 10.8259 4.8565 11.3758 90.0 103.956 90.0 , V=580.44 Space group: P121/A1 (14)

Welch M D , Marshall W G , Ross N L , Knight K S , American Mineralogist , 87 (2002) p.154-159, H positions in leucophoenicite, Mn7Si3(OH)2:, A close relative of the hydrous B phases, Locality: Franklin, New Jersey, USA