Cobalt Owen E A, Madoc Jones D Proceedings of the Physical Society of London 67 (1954) 459-466 Effect of grain size on the crystal structure of cobalt Locality: synthetic rod Sample: at T = 18 C Note: quenched from above 450 C _database_code_amcsd 0015333 2.5054 2.5054 4.0893 90 90 120 P6_3/mmc atom x y z Co 1/3 2/3 .25