LiNbO3 Kumada N, Kinomura N, Muto F Journal of the Ceramic Society of Japan 98 (1990) 384-388 Crystal structures of ilmenite type LiNbO3 and NaNbO3 Locality: synthetic _database_code_amcsd 0019588 5.212 5.212 14.356 90 90 120 R-3 atom x y z Biso Li 0 0 .379 4 Nb 0 0 .1457 1.5 O .308 .013 .238 0.1