Heterogenite Delaplane R G, Ibers J A, Ferraro J R, Rush J J Journal of Chemical Physics 50 (1969) 1920-1927 Diffraction and spectroscopic studies of the cobaltic acid system HCoO2 - DCoO2 Note: X-ray study Note: polytype known as Heterogenite-3R _database_code_amcsd 0012991 2.851 2.851 13.150 90 90 120 R-3m atom x y z Biso Co 0 0 0 1.44 O 0 0 .4051 -.33 H 0 0 .5 1.23