Pbcn No. 60 P21/b2/c21/n D2h14


Axes Coordinates Wyckoff positions
4a 4b 4c 8d
I Maximal translationengleiche subgroups
[2] P21cn (33) x, y + (1/4), z 4a 4a 4a 2 × 4a
[conventional setting]Pna21 c, b, -a z, y + (1/4), -x
[2] Pb2n (30) x, y, z + (1/4) 4c 4c 2a; 2b 2 × 4c
[conventional setting]Pnc2 c, a, b z + (1/4), x, y
[2] Pbc21 (29) x + (1/4), y + (1/4), z 4a 4a 4a 2 × 4a
[conventional setting]Pca21 b, a, -c y + (1/4), x + (1/4), -z
[2] P21221 (18) x, y + (1/4), z + (1/4) 4c 4c 2a; 2b 2 × 4c
[conventional setting]P21212 c, a, b z + (1/4), x, y + (1/4)
[2] P21/b11 (14) 2a; 2b 2c; 2d 4e 2 × 4e
[conventional setting]P121/c1 c, a, b z, x, y
[2] P1121/n (14) 2a; 2c 2b; 2d 4e 2 × 4e
[2] P12/c1 (13) 2a; 2b 2c; 2d 2e; 2f 2 × 4g
II Maximal klassengleiche subgroups
   Enlarged unit cell, isomorphic
[3] Pbcn 3a, b, c (1/3)x, y, z; ±((1/3), 0, 0) 4a; 8d 4b; 8d 4c; 8d 3 × 8d
[p] Pbcn pa, b, c (1/p)x, y, z; +((u/p), 0, 0) 4a; ((p - 1)/2) × 8d 4b; ((p - 1)/2) × 8d 4c; ((p - 1)/2) × 8d p × 8d
p = prime > 2; u = 1, . . ., p - 1
[3] Pbcn a, 3b, c x, (1/3)y, z; ±(0, (1/3), 0) 4a; 8d 4b; 8d 3 × 4c 3 × 8d
[p] Pbcn a, pb, c x, (1/p)y, z; +(0, (u/p), 0) 4a; ((p - 1)/2) × 8d 4b; ((p - 1)/2) × 8d p × 4c p × 8d
p = prime > 2; u = 1, . . ., p - 1
[3] Pbcn a, b, 3c x, y, (1/3)z; ±(0, 0, (1/3)) 4a; 8d 4b; 8d 4c; 8d 3 × 8d
[p] Pbcn a, b, pc x, y, (1/p)x; +(0, 0, (u/p)) 4a; ((p - 1)/2) × 8d 4b; ((p - 1)/2) × 8d 4c; ((p - 1)/2) × 8d p × 8d
p = prime > 2; u = 1, . . ., p - 1


Nonconventional settings
        interchange letters and sequences in Hermann-Mauguin symbols, axes and coordinates:
Pnca a→ b → c → a a→ b → c → a x→ y → z → x
Pbna a← b ← c ← a a← b ← c ← a x← y ← z ← x
Pcan a<-> b a<-> -b x<-> -y
Pnab a<-> c a<-> -c x<-> -z
Pcnb b<-> c b<-> -c y<-> -z









































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