Generators selected (1); t(1, 0, 0); t(0, 1, 0); t(0, 0, 1); (2)
Multiplicity, Wyckoff letter, Site symmetry | Coordinates |
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| (1) x, y, z | (2) -x, -y, -z | |
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I Maximal translationengleiche subgroups
II Maximal klassengleiche subgroups
[2] a' = 2a
P-1 (2) | <2> | 2a, b, c | |
P-1 (2) | <2 + (1, 0, 0)> | 2a, b, c | 1/2, 0, 0 |
[2] b' = 2b
P-1 (2) | <2> | a, 2b, c | |
P-1 (2) | <2 + (0, 1, 0)> | a, 2b, c | 0, 1/2, 0 |
[2] c' = 2c
P-1 (2) | <2> | a, b, 2c | |
P-1 (2) | <2 + (0, 0, 1)> | a, b, 2c | 0, 0, 1/2 |
[2] b' = 2b, c' = 2c
A-1 (2, P-1) | <2> | a, 2b, b + c | |
A-1 (2, P-1) | <2 + (0, 1, 0)> | a, 2b, b + c | 0, 1/2, 0 |
[2] a' = 2a, c' = 2c
B-1 (2, P-1) | <2> | 2a, b, a + c | |
B-1 (2, P-1) | <2 + (1, 0, 0)> | 2a, b, a + c | 1/2, 0, 0 |
[2] a' = 2a, b' = 2b
C-1 (2, P-1) | <2> | 2a, a + b, c | |
C-1 (2, P-1) | <2 + (1, 0, 0)> | 2a, a + b, c | 1/2, 0, 0 |
[2] a' = 2a, b' = 2b, c' = 2c
F-1 (2, P-1) | <2> | 2a, a + b, a + c | |
F-1 (2, P-1) | <2 + (1, 0, 0)> | 2a, a + b, a + c | 1/2, 0, 0 |
[3] a' = 3a
| P-1 (2) | <2> | 3a, b, c | | P-1 (2) | <2 + (2, 0, 0)> | 3a, b, c | 1, 0, 0 | P-1 (2) | <2 + (4, 0, 0)> | 3a, b, c | 2, 0, 0 |
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[3] a' = 3a, b' = a + b
| P-1 (2) | <2> | 3a, a + b, c | | P-1 (2) | <2 + (2, 0, 0)> | 3a, a + b, c | 1, 0, 0 | P-1 (2) | <2 + (4, 0, 0)> | 3a, a + b, c | 2, 0, 0 |
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[3] a' = 3a, b' = 2a + b
| P-1 (2) | <2> | 3a, 2a + b, c | | P-1 (2) | <2 + (2, 0, 0)> | 3a, 2a + b, c | 1, 0, 0 | P-1 (2) | <2 + (4, 0, 0)> | 3a, 2a + b, c | 2, 0, 0 |
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[3] a' = 3a, c' = a + c
| P-1 (2) | <2> | 3a, b, a + c | | P-1 (2) | <2 + (2, 0, 0)> | 3a, b, a + c | 1, 0, 0 | P-1 (2) | <2 + (4, 0, 0)> | 3a, b, a + c | 2, 0, 0 |
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[3] a' = 3a, c' = 2a + c
| P-1 (2) | <2> | 3a, b, 2a + c | | P-1 (2) | <2 + (2, 0, 0)> | 3a, b, 2a + c | 1, 0, 0 | P-1 (2) | <2 + (4, 0, 0)> | 3a, b, 2a + c | 2, 0, 0 |
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[3] a' = 3a, b' = a + b, c' = a + c
| P-1 (2) | <2> | 3a, a + b, a + c | | P-1 (2) | <2 + (2, 0, 0)> | 3a, a + b, a + c | 1, 0, 0 | P-1 (2) | <2 + (4, 0, 0)> | 3a, a + b, a + c | 2, 0, 0 |
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[3] a' = 3a, b' = 2a + b, c' = a + c
| P-1 (2) | <2> | 3a, 2a + b, a + c | | P-1 (2) | <2 + (2, 0, 0)> | 3a, 2a + b, a + c | 1, 0, 0 | P-1 (2) | <2 + (4, 0, 0)> | 3a, 2a + b, a + c | 2, 0, 0 |
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[3] a' = 3a, b' = a + b, c' = 2a + c
| P-1 (2) | <2> | 3a, a + b, 2a + c | | P-1 (2) | <2 + (2, 0, 0)> | 3a, a + b, 2a + c | 1, 0, 0 | P-1 (2) | <2 + (4, 0, 0)> | 3a, a + b, 2a + c | 2, 0, 0 |
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[3] a' = 3a, b' = 2a + b, c' = 2a + c
| P-1 (2) | <2> | 3a, 2a + b, 2a + c | | P-1 (2) | <2 + (2, 0, 0)> | 3a, 2a + b, 2a + c | 1, 0, 0 | P-1 (2) | <2 + (4, 0, 0)> | 3a, 2a + b, 2a + c | 2, 0, 0 |
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[3] b' = 3b
| P-1 (2) | <2> | a, 3b, c | | P-1 (2) | <2 + (0, 2, 0)> | a, 3b, c | 0, 1, 0 | P-1 (2) | <2 + (0, 4, 0)> | a, 3b, c | 0, 2, 0 |
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[3] b' = 3b, c' = b + c
| P-1 (2) | <2> | a, 3b, b + c | | P-1 (2) | <2 + (0, 2, 0)> | a, 3b, b + c | 0, 1, 0 | P-1 (2) | <2 + (0, 4, 0)> | a, 3b, b + c | 0, 2, 0 |
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[3] b' = 3b, c' = 2b + c
| P-1 (2) | <2> | a, 3b, 2b + c | | P-1 (2) | <2 + (0, 2, 0)> | a, 3b, 2b + c | 0, 1, 0 | P-1 (2) | <2 + (0, 4, 0)> | a, 3b, 2b + c | 0, 2, 0 |
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[3] c' = 3c
| P-1 (2) | <2> | a, b, 3c | | P-1 (2) | <2 + (0, 0, 2)> | a, b, 3c | 0, 0, 1 | P-1 (2) | <2 + (0, 0, 4)> | a, b, 3c | 0, 0, 2 |
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- Series of maximal isomorphic subgroups
[p] a' = pa, b' = qa + b, c' = ra + c
P-1 (2) | <2 + (2u, 0, 0)> | pa, qa + b, ra + c | u, 0, 0 | | p > 2; 0 ≤ q < p; 0 ≤ r < p; 0 ≤ u < p p conjugate subgroups for each triplet of q, r and prime p |
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[p] b' = pb, c' = qb + c
P-1 (2) | <2 + (0, 2u, 0)> | a, pb, qb + c | 0, u, 0 | | p > 2; 0 ≤ q < p; 0 ≤ u < p p conjugate subgroups for each pair of q and prime p |
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[p] c' = pc
P-1 (2) | <2 + (0, 0, 2u)> | a, b, pc | 0, 0, u | | p > 2; 0 ≤ u < p p conjugate subgroups for the prime p |
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I Minimal translationengleiche supergroups
[2] P12/m1 (10); [2] P112/m (10); [2] P121/m1 (11); [2] P1121/m (11); [2] C12/m1 (12); [2] A112/m (12); [2] P12/c1 (13); [2] P112/a (13); [2] P121/c1 (14); [2] P1121/a (14); [2] C12/c1 (15); [2] A112/a (15); [3] P-3 (147); [3] R-3 (148) |
II Minimal non-isomorphic klassengleiche supergroups
- Additional centring translations