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32 Crystal Classes
Symmetry Content
Question | Answer |
---|---|
1 | none (Pedial) |
bar1 | i (Pinacoidal) |
2 | 1A2 (Sphenoidal) |
m | 1m (Domatic) |
2/m | i, 1A2, 1m (Prismatic) |
222 | 3A2 (Rhombic-disphenoidal) |
mm2 (2mm) | 1A2, 2m (Rhombic-pyramidal) |
2/m 2/m 2/m | i, 3A2, 3m (Rhombic-dipyramidal) |
4 | 1A4 (Tetragonal- Pyramidal) |
bar4 | 1A(bar4) (Tetragonal-disphenoidal) |
4/m | i, 1A4, 1m (Tetragonal-dipyramidal) |
422 | 1A4, 4A2 (Tetragonal-trapezohedral) |
4mm | 1A4, 4m (Ditetragonal-pyramidal) |
bar4 2m | 14, 2A2, 2m (Tetragonal-scalenohedral) |
4/m 2/m 2/m | i, 1A4, 4A2, 5m (Ditetragonal-dipyramidal) |
3 | 1A3 (Trigonal-pyramidal) |
bar3 | i, 1A(bar3) (Rhombohedral) |
32 | 1A3, 3A2 (Trigonal-trapezohedral) |
3m | 1A3, 3m (Ditrigonal-pyramidal) |
bar3 2/m | i, 1A(bar3), 3A2, 3m (Hexagonal-scalenohedral) |
6 | 1A6 (Hexagonal-pyramidal) |
bar6 | 1A(bar6) (Trigonal-dipyramidal) |
6/m | i, 1A6, 1m (Hexagonal-dipyramidal) |
622 | 1A6, 6A2 (Hexagonal-trapezohedral) |
6mm | 1A6, 6m (Dihexagonal-pyramidal) |
bar6 m2 | 1A(bar6), 3A2, 3m (Ditrigonal-dipyramidal) |
6/m 2/m 2/m | i, 1A6, 6A2, 7m (Dihexagonal-dipyramidal) |
23 | 3A2, 4A3 (Tetaroidal) |
2/m bar3 | i, 3A2, 3m, 4A(bar3) (Diploidal) |
432 | 3A4, 4A3, 6A2 (Gyroidal) |
bar4 3m | 3A(bar4), 4A3, 6m (Hextetrahedral) |
4/m (bar3) 2/m | i , 3A4, 4A(bar3), 6A2, 9m (Hexoctahedral) |