AM_Makarochkinite_2 Formula: (Ca3.5 Na.5) Fe10.3 Ti1.2 Mg.5 Si8.8 Be2 Al1.2 O40 Name: Makarochkinite Unit cell: 10.352 10.744 8.864 105.73 96.16 124.91 , V=733.91 Space group: P-1 (2)

Yakubovich O V , Malinovskii Y A , Polyakov V O , Kristallografiya , 35 (1990) p.1388-1394, Crystal structure of makarochkinite, Locality: From type locality, a granite pegmatite in mine 400, of the Il menskii National Forest, Russia