AM_Takedaite_1
Formula: Ca3 B2 O6
Name: Takedaite
Unit cell: 8.631 8.631 11.855 90.0 90.0 120.0 , V=764.81
Space group: R-3C (167)

Schuckmann W , Neues Jahrbuch fur Mineralogie, Monatshefte , 1969 (1969) p.142-144, Zur kristallstruktur des calcium-borates Ca3(BO3)2, Locality: synthetic