AM_Roweite Formula: Ca2 Mn2 B4 (O13 H6) Name: Roweite Unit cell: 9.057 13.357 8.289 90.0 90.0 90.0 , V=1002.76 Space group: PBAM (55)

Moore P B , Araki T , American Mineralogist , 59 (1974) p.60-65, Roweite, Ca2Mn2(OH)4[B4O7(OH)2]: Its atomic arrangement