CuSe2 Kjekshus A, Rakke T, Andresen A Acta Chemica Scandinavica A28 (1974) 996-1000 Compounds of the marcasite type crystal structure. IX. Structural data for FeAs2, FeSe2, NiAs2, NiSb2, and CuSe2 Locality: synthetic _database_code_amcsd 0011939 5.0226 6.1957 3.7468 90 90 90 Pnnm atom x y z Cu 0 0 0 Se .1835 .3849 0