AM_Britholite-(Ce) Formula: (Ca2.15 Ce2.85) Si3 O12.16 (F.84 H.16) Name: Britholite-(Ce) Unit cell: 9.5804 9.5901 6.9802 90.0 90.0 120.079 , V=554.96 Space group: P1121 (4)

Noe D C , Hughes J M , Mariano A N , Drexler J W , Kato A , Zeitschrift fur Kristallographie , 206 (1993) p.233-246, The crystal structure of monoclinic britholite-(Ce) and britholite-(Y), Note: unannealed sample, Locality: the Kipawa syenite gneiss complex