Formula: Cu21 Pd7
Name: Nielsenite
Unit cell: 3.71 3.71 25.655 90.0 90.0 90.0 , V=353.12
Space group: P4MM (99)

Okamura K , Journal of the Physical Society of Japan , 28 (1970) p.1005-1014, Lattice modulation in the long period ordered alloys studied by X-ray diffraction. III. Cu3Pd, Locality: synthetic, Note: Coordinates of Cu6 altered to reproduce reported bond lengths