AB4C2_hR7_166_a_2c_c & a,c/a,x2,x3,x4 --params=4.036,5.51833498513,0.1453,0.4311,0.2503 & R-3m D_{3d}^{5} #166 (ac^3) & hR7 & None & CaCu4P2 & CaCu4P2 & A. Mewis, Z. Naturforsch. B 35, 942-945 (1980) 1.00000000000000 2.01800000000000 -1.16509284322466 7.42400000000000 0.00000000000000 2.33018568644933 7.42400000000000 -2.01800000000000 -1.16509284322466 7.42400000000000 Ca Cu P 1 4 2 Direct 0.00000000000000 0.00000000000000 0.00000000000000 Ca (1a) 0.14530000000000 0.14530000000000 0.14530000000000 Cu (2c) -0.14530000000000 -0.14530000000000 -0.14530000000000 Cu (2c) 0.43110000000000 0.43110000000000 0.43110000000000 Cu (2c) -0.43110000000000 -0.43110000000000 -0.43110000000000 Cu (2c) 0.25030000000000 0.25030000000000 0.25030000000000 P (2c) -0.25030000000000 -0.25030000000000 -0.25030000000000 P (2c)