The following examples show how the notation expands to Seitz matrices.
The notation represents an improper twofold rotation along a and a c/2 translation:
The notation represents a threefold rotation along a + b + c:
The notation represents a fourfold rotation along c (implied) and translation of b/4 and c/4:
The notation 61 2 (0 0 −1) represents a 61 screw along c, a twofold rotation along a − b and an origin shift of −c/12. Note that the 61 matrix is unchanged by the shifted origin whereas the 2 matrix is changed by −c/6. The change-of-basis vector (0 0 −1) could also be entered as (x, y, z − 1/12).
The reverse setting of the R-centred lattice (hexagonal axes) is specified using a change-of-basis transformation applied to the standard obverse setting (see Table A1.4.2.2). The obverse Seitz matrices are The reverse-setting Seitz matrices are
n:c | H–M entry | Hall entry | Hall symbol |
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1 | P 1 | p 1 | P 1 | 2 | P -1 | -p 1 | 1 | 3:b | P 1 2 1 | p 2y | P | 3:c | P 1 1 2 | p 2 | P 2 | 3:a | P 2 1 1 | p 2x | P | 4:b | P 1 21 1 | p 2yb | P | 4:c | P 1 1 21 | p 2c | P | 4:a | P 21 1 1 | p 2xa | P | 5:b1 | C 1 2 1 | c 2y | C | 5:b2 | A 1 2 1 | a 2y | A | 5:b3 | I 1 2 1 | i 2y | I | 5:c1 | A 1 1 2 | a 2 | A 2 | 5:c2 | B 1 1 2 | b 2 | B 2 | 5:c3 | I 1 1 2 | i 2 | I 2 | 5:a1 | B 2 1 1 | b 2x | B | 5:a2 | C 2 1 1 | c 2x | C | 5:a3 | I 2 1 1 | i 2x | I | 6:b | P 1 m 1 | p -2y | P | 6:c | P 1 1 m | p -2 | P | 6:a | P m 1 1 | p -2x | P | 7:b1 | P 1 c 1 | p -2yc | P | 7:b2 | P 1 n 1 | p -2yac | P | 7:b3 | P 1 a 1 | p -2ya | P | 7:c1 | P 1 1 a | p -2a | P | 7:c2 | P 1 1 n | p -2ab | P | 7:c3 | P 1 1 b | p -2b | P | 7:a1 | P b 1 1 | p -2xb | P | 7:a2 | P n 1 1 | p -2xbc | P | 7:a3 | P c 1 1 | p -2xc | P | 8:b1 | C 1 m 1 | c -2y | C | 8:b2 | A 1 m 1 | a -2y | A | 8:b3 | I 1 m 1 | i -2y | I | 8:c1 | A 1 1 m | a -2 | A | 8:c2 | B 1 1 m | b -2 | B | 8:c3 | I 1 1 m | i -2 | I | 8:a1 | B m 1 1 | b -2x | B | 8:a2 | C m 1 1 | c -2x | C | 8:a3 | I m 1 1 | i -2x | I | 9:b1 | C 1 c 1 | c -2yc | C | 9:b2 | A 1 n 1 | a -2yab | A | 9:b3 | I 1 a 1 | i -2ya | I | 9:-b1 | A 1 a 1 | a -2ya | A | 9:-b2 | C 1 n 1 | c -2yac | C | 9:-b3 | I 1 c 1 | i -2yc | I | 9:c1 | A 1 1 a | a -2a | A | 9:c2 | B 1 1 n | b -2ab | B | 9:c3 | I 1 1 b | i -2b | I | 9:-c1 | B 1 1 b | b -2b | B | 9:-c2 | A 1 1 n | a -2ab | A | 9:-c3 | I 1 1 a | i -2a | I | 9:a1 | B b 1 1 | b -2xb | B | 9:a2 | C n 1 1 | c -2xac | C | 9:a3 | I c 1 1 | i -2xc | I | 9:-a1 | C c 1 1 | c -2xc | C | 9:-a2 | B n 1 1 | b -2xab | B | 9:-a3 | I b 1 1 | i -2xb | I | 10:b | P 1 2/m 1 | -p 2y | | 10:c | P 1 1 2/m | -p 2 | 2 | 10:a | P 2/m 1 1 | -p 2x | | 11:b | P 1 21/m 1 | -p 2yb | | 11:c | P 1 1 21/m | -p 2c | | 11:a | P 21/m 1 1 | -p 2xa | | 12:b1 | C 1 2/m 1 | -c 2y | | 12:b2 | A 1 2/m 1 | -a 2y | | 12:b3 | I 1 2/m 1 | -i 2y | | 12:c1 | A 1 1 2/m | -a 2 | 2 | 12:c2 | B 1 1 2/m | -b 2 | 2 | 12:c3 | I 1 1 2/m | -i 2 | 2 | 12:a1 | B 2/m 1 1 | -b 2x | | 12:a2 | C 2/m 1 1 | -c 2x | | 12:a3 | I 2/m 1 1 | -i 2x | | 13:b1 | P 1 2/c 1 | -p 2yc | | 13:b2 | P 1 2/n 1 | -p 2yac | | 13:b3 | P 1 2/a 1 | -p 2ya | | 13:c1 | P 1 1 2/a | -p 2a | | 13:c2 | P 1 1 2/n | -p 2ab | | 13:c3 | P 1 1 2/b | -p 2b | | 13:a1 | P 2/b 1 1 | -p 2xb | | 13:a2 | P 2/n 1 1 | -p 2xbc | | 13:a3 | P 2/c 1 1 | -p 2xc | | 14:b1 | P 1 21/c 1 | -p 2ybc | | 14:b2 | P 1 21/n 1 | -p 2yn | | 14:b3 | P 1 21/a 1 | -p 2yab | | 14:c1 | P 1 1 21/a | -p 2ac | | 14:c2 | P 1 1 21/n | -p 2n | | 14:c3 | P 1 1 21/b | -p 2bc | | 14:a1 | P 21/b 1 1 | -p 2xab | | 14:a2 | P 21/n 1 1 | -p 2xn | | 14:a3 | P 21/c 1 1 | -p 2xac | | 15:b1 | C 1 2/c 1 | -c 2yc | | 15:b2 | A 1 2/n 1 | -a 2yab | | 15:b3 | I 1 2/a 1 | -i 2ya | | 15:-b1 | A 1 2/a 1 | -a 2ya | | 15:-b2 | C 1 2/n 1 | -c 2yac | | 15:-b3 | I 1 2/c 1 | -i 2yc | | 15:c1 | A 1 1 2/a | -a 2a | | 15:c2 | B 1 1 2/n | -b 2ab | | 15:c3 | I 1 1 2/b | -i 2b | | 15:-c1 | B 1 1 2/b | -b 2b | | 15:-c2 | A 1 1 2/n | -a 2ab | | 15:-c3 | I 1 1 2/a | -i 2a | | 15:a1 | B 2/b 1 1 | -b 2xb | | 15:a2 | C 2/n 1 1 | -c 2xac | | 15:a3 | I 2/c 1 1 | -i 2xc | | 15:-a1 | C 2/c 1 1 | -c 2xc | | 15:-a2 | B 2/n 1 1 | -b 2xab | | 15:-a3 | I 2/b 1 1 | -i 2xb | | 16 | P 2 2 2 | p 2 2 | P 2 2 | 17 | P 2 2 21 | p 2c 2 | P 2 | 17:cab | P 21 2 2 | p 2a 2a | P | 17:bca | P 2 21 2 | p 2 2b | P 2 | 18 | P 21 21 2 | p 2 2ab | P 2 | 18:cab | P 2 21 21 | p 2bc 2 | P 2 | 18:bca | P 21 2 21 | p 2ac 2ac | P | 19 | P 21 21 21 | p 2ac 2ab | P | 20 | C 2 2 21 | c 2c 2 | C 2 | 20:cab | A 21 2 2 | a 2a 2a | A | 20:bca | B 2 21 2 | b 2 2b | B 2 | 21 | C 2 2 2 | c 2 2 | C 2 2 | 21:cab | A 2 2 2 | a 2 2 | A 2 2 | 21:bca | B 2 2 2 | b 2 2 | B 2 2 | 22 | F 2 2 2 | f 2 2 | F 2 2 | 23 | I 2 2 2 | i 2 2 | I 2 2 | 24 | I 21 21 21 | i 2b 2c | I | 25 | P m m 2 | p 2 -2 | P 2 | 25:cab | P 2 m m | p -2 2 | P 2 | 25:bca | P m 2 m | p -2 -2 | P | 26 | P m c 21 | p 2c -2 | P | 26:ba-c | P c m 21 | p 2c -2c | P | 26:cab | P 21 m a | p -2a 2a | P | 26:-cba | P 21 a m | p -2 2a | P | 26:bca | P b 21 m | p -2 -2b | P | 26:a-cb | P m 21 b | p -2b -2 | P | 27 | P c c 2 | p 2 -2c | P 2 | 27:cab | P 2 a a | p -2a 2 | P 2 | 27:bca | P b 2 b | p -2b -2b | P | 28 | P m a 2 | p 2 -2a | P 2 | 28:ba-c | P b m 2 | p 2 -2b | P 2 | 28:cab | P 2 m b | p -2b 2 | P 2 | 28:-cba | P 2 c m | p -2c 2 | P 2 | 28:bca | P c 2 m | p -2c -2c | P | 28:a-cb | P m 2 a | p -2a -2a | P | 29 | P c a 21 | p 2c -2ac | P | 29:ba-c | P b c 21 | p 2c -2b | P | 29:cab | P 21 a b | p -2b 2a | P | 29:-cba | P 21 c a | p -2ac 2a | P | 29:bca | P c 21 b | p -2bc -2c | P | 29:a-cb | P b 21 a | p -2a -2ab | P | 30 | P n c 2 | p 2 -2bc | P 2 | 30:ba-c | P c n 2 | p 2 -2ac | P 2 | 30:cab | P 2 n a | p -2ac 2 | P 2 | 30:-cba | P 2 a n | p -2ab 2 | P 2 | 30:bca | P b 2 n | p -2ab -2ab | P | 30:a-cb | P n 2 b | p -2bc -2bc | P | 31 | P m n 21 | p 2ac -2 | P | 31:ba-c | P n m 21 | p 2bc -2bc | P | 31:cab | P 21 m n | p -2ab 2ab | P | 31:-cba | P 21 n m | p -2 2ac | P | 31:bca | P n 21 m | p -2 -2bc | P | 31:a-cb | P m 21 n | p -2ab -2 | P | 32 | P b a 2 | p 2 -2ab | P 2 | 32:cab | P 2 c b | p -2bc 2 | P 2 | 32:bca | P c 2 a | p -2ac -2ac | P | 33 | P n a 21 | p 2c -2n | P | 33:ba-c | P b n 21 | p 2c -2ab | P | 33:cab | P 21 n b | p -2bc 2a | P | 33:-cba | P 21 c n | p -2n 2a | P | 33:bca | P c 21 n | p -2n -2ac | P | 33:a-cb | P n 21 a | p -2ac -2n | P | 34 | P n n 2 | p 2 -2n | P 2 | 34:cab | P 2 n n | p -2n 2 | P 2 | 34:bca | P n 2 n | p -2n -2n | P | 35 | C m m 2 | c 2 -2 | C 2 | 35:cab | A 2 m m | a -2 2 | A 2 | 35:bca | B m 2 m | b -2 -2 | B | 36 | C m c 21 | c 2c -2 | C | 36:ba-c | C c m 21 | c 2c -2c | C | 36:cab | A 21 m a | a -2a 2a | A | 36:-cba | A 21 a m | a -2 2a | A | 36:bca | B b 21 m | b -2 -2b | B | 36:a-cb | B m 21 b | b -2b -2 | B | 37 | C c c 2 | c 2 -2c | C 2 | 37:cab | A 2 a a | a -2a 2 | A 2 | 37:bca | B b 2 b | b -2b -2b | B | 38 | A m m 2 | a 2 -2 | A 2 | 38:ba-c | B m m 2 | b 2 -2 | B 2 | 38:cab | B 2 m m | b -2 2 | B 2 | 38:-cba | C 2 m m | c -2 2 | C 2 | 38:bca | C m 2 m | c -2 -2 | C | 38:a-cb | A m 2 m | a -2 -2 | A | 39 | A b m 2 | a 2 -2b | A 2 | 39:ba-c | B m a 2 | b 2 -2a | B 2 | 39:cab | B 2 c m | b -2a 2 | B 2 | 39:-cba | C 2 m b | c -2a 2 | C 2 | 39:bca | C m 2 a | c -2a -2a | C | 39:a-cb | A c 2 m | a -2b -2b | A | 40 | A m a 2 | a 2 -2a | A 2 | 40:ba-c | B b m 2 | b 2 -2b | B 2 | 40:cab | B 2 m b | b -2b 2 | B 2 | 40:-cba | C 2 c m | c -2c 2 | C 2 | 40:bca | C c 2 m | c -2c -2c | C | 40:a-cb | A m 2 a | a -2a -2a | A | 41 | A b a 2 | a 2 -2ab | A 2 | 41:ba-c | B b a 2 | b 2 -2ab | B 2 | 41:cab | B 2 c b | b -2ab 2 | B 2 | 41:-cba | C 2 c b | c -2ac 2 | C 2 | 41:bca | C c 2 a | c -2ac -2ac | C | 41:a-cb | A c 2 a | a -2ab -2ab | A | 42 | F m m 2 | f 2 -2 | F 2 | 42:cab | F 2 m m | f -2 2 | F 2 | 42:bca | F m 2 m | f -2 -2 | F | 43 | F d d 2 | f 2 -2d | F 2 | 43:cab | F 2 d d | f -2d 2 | F 2 | 43:bca | F d 2 d | f -2d -2d | F | 44 | I m m 2 | i 2 -2 | I 2 | 44:cab | I 2 m m | i -2 2 | I 2 | 44:bca | I m 2 m | i -2 -2 | I | 45 | I b a 2 | i 2 -2c | I 2 | 45:cab | I 2 c b | i -2a 2 | I 2 | 45:bca | I c 2 a | i -2b -2b | I | 46 | I m a 2 | i 2 -2a | I 2 | 46:ba-c | I b m 2 | i 2 -2b | I 2 | 46:cab | I 2 m b | i -2b 2 | I 2 | 46:-cba | I 2 c m | i -2c 2 | I 2 | 46:bca | I c 2 m | i -2c -2c | I | 46:a-cb | I m 2 a | i -2a -2a | I | 47 | P m m m | -p 2 2 | 2 2 | 48:1 | P n n n:1 | p 2 2 -1n | P 2 2 | 48:2 | P n n n:2 | -p 2ab 2bc | | 49 | P c c m | -p 2 2c | 2 | 49:cab | P m a a | -p 2a 2 | 2 | 49:bca | P b m b | -p 2b 2b | | 50:1 | P b a n:1 | p 2 2 -1ab | P 2 2 | 50:2 | P b a n:2 | -p 2ab 2b | | 50:1cab | P n c b:1 | p 2 2 -1bc | P 2 2 | 50:2cab | P n c b:2 | -p 2b 2bc | | 50:1bca | P c n a:1 | p 2 2 -1ac | P 2 2 | 50:2bca | P c n a:2 | -p 2a 2c | | 51 | P m m a | -p 2a 2a | | 51:ba-c | P m m b | -p 2b 2 | 2 | 51:cab | P b m m | -p 2 2b | 2 | 51:-cba | P c m m | -p 2c 2c | | 51:bca | P m c m | -p 2c 2 | 2 | 51:a-cb | P m a m | -p 2 2a | 2 | 52 | P n n a | -p 2a 2bc | | 52:ba-c | P n n b | -p 2b 2n | | 52:cab | P b n n | -p 2n 2b | | 52:-cba | P c n n | -p 2ab 2c | | 52:bca | P n c n | -p 2ab 2n | | 52:a-cb | P n a n | -p 2n 2bc | | 53 | P m n a | -p 2ac 2 | 2 | 53:ba-c | P n m b | -p 2bc 2bc | | 53:cab | P b m n | -p 2ab 2ab | | 53:-cba | P c n m | -p 2 2ac | 2 | 53:bca | P n c m | -p 2 2bc | 2 | 53:a-cb | P m a n | -p 2ab 2 | 2 | 54 | P c c a | -p 2a 2ac | | 54:ba-c | P c c b | -p 2b 2c | | 54:cab | P b a a | -p 2a 2b | | 54:-cba | P c a a | -p 2ac 2c | | 54:bca | P b c b | -p 2bc 2b | | 54:a-cb | P b a b | -p 2b 2ab | | 55 | P b a m | -p 2 2ab | 2 | 55:cab | P m c b | -p 2bc 2 | 2 | 55:bca | P c m a | -p 2ac 2ac | | 56 | P c c n | -p 2ab 2ac | | 56:cab | P n a a | -p 2ac 2bc | | 56:bca | P b n b | -p 2bc 2ab | | 57 | P b c m | -p 2c 2b | | 57:ba-c | P c a m | -p 2c 2ac | | 57:cab | P m c a | -p 2ac 2a | | 57:-cba | P m a b | -p 2b 2a | | 57:bca | P b m a | -p 2a 2ab | | 57:a-cb | P c m b | -p 2bc 2c | | 58 | P n n m | -p 2 2n | 2 | 58:cab | P m n n | -p 2n 2 | 2 | 58:bca | P n m n | -p 2n 2n | | 59:1 | P m m n:1 | p 2 2ab -1ab | P 2 | 59:2 | P m m n:2 | -p 2ab 2a | | 59:1cab | P n m m:1 | p 2bc 2 -1bc | P 2 | 59:2cab | P n m m:2 | -p 2c 2bc | | 59:1bca | P m n m:1 | p 2ac 2ac -1ac | P | 59:2bca | P m n m:2 | -p 2c 2a | | 60 | P b c n | -p 2n 2ab | | 60:ba-c | P c a n | -p 2n 2c | | 60:cab | P n c a | -p 2a 2n | | 60:-cba | P n a b | -p 2bc 2n | | 60:bca | P b n a | -p 2ac 2b | | 60:a-cb | P c n b | -p 2b 2ac | | 61 | P b c a | -p 2ac 2ab | | 61:ba-c | P c a b | -p 2bc 2ac | | 62 | P n m a | -p 2ac 2n | | 62:ba-c | P m n b | -p 2bc 2a | | 62:cab | P b n m | -p 2c 2ab | | 62:-cba | P c m n | -p 2n 2ac | | 62:bca | P m c n | -p 2n 2a | | 62:a-cb | P n a m | -p 2c 2n | | 63 | C m c m | -c 2c 2 | 2 | 63:ba-c | C c m m | -c 2c 2c | | 63:cab | A m m a | -a 2a 2a | | 63:-cba | A m a m | -a 2 2a | 2 | 63:bca | B b m m | -b 2 2b | 2 | 63:a-cb | B m m b | -b 2b 2 | 2 | 64 | C m c a | -c 2ac 2 | 2 | 64:ba-c | C c m b | -c 2ac 2ac | | 64:cab | A b m a | -a 2ab 2ab | | 64:-cba | A c a m | -a 2 2ab | 2 | 64:bca | B b c m | -b 2 2ab | 2 | 64:a-cb | B m a b | -b 2ab 2 | 2 | 65 | C m m m | -c 2 2 | 2 2 | 65:cab | A m m m | -a 2 2 | 2 2 | 65:bca | B m m m | -b 2 2 | 2 2 | 66 | C c c m | -c 2 2c | 2 | 66:cab | A m a a | -a 2a 2 | 2 | 66:bca | B b m b | -b 2b 2b | | 67 | C m m a | -c 2a 2 | 2 | 67:ba-c | C m m b | -c 2a 2a | | 67:cab | A b m m | -a 2b 2b | | 67:-cba | A c m m | -a 2 2b | 2 | 67:bca | B m c m | -b 2 2a | 2 | 67:a-cb | B m a m | -b 2a 2 | 2 | 68:1 | C c c a:1 | c 2 2 -1ac | C 2 2 | 68:2 | C c c a:2 | -c 2a 2ac | | 68:1ba-c | C c c b:1 | c 2 2 -1ac | C 2 2 | 68:2ba-c | C c c b:2 | -c 2a 2c | | 68:1cab | A b a a:1 | a 2 2 -1ab | A 2 2 | 68:2cab | A b a a:2 | -a 2a 2b | | 68:1-cba | A c a a:1 | a 2 2 -1ab | A 2 2 | 68:2-cba | A c a a:2 | -a 2ab 2b | | 68:1bca | B b c b:1 | b 2 2 -1ab | B 2 2 | 68:2bca | B b c b:2 | -b 2ab 2b | | 68:1a-cb | B b a b:1 | b 2 2 -1ab | B 2 2 | 68:2a-cb | B b a b:2 | -b 2b 2ab | | 69 | F m m m | -f 2 2 | 2 2 | 70:1 | F d d d:1 | f 2 2 -1d | F 2 2 | 70:2 | F d d d:2 | -f 2uv 2vw | | 71 | I m m m | -i 2 2 | 2 2 | 72 | I b a m | -i 2 2c | 2 | 72:cab | I m c b | -i 2a 2 | 2 | 72:bca | I c m a | -i 2b 2b | | 73 | I b c a | -i 2b 2c | | 73:ba-c | I c a b | -i 2a 2b | | 74 | I m m a | -i 2b 2 | 2 | 74:ba-c | I m m b | -i 2a 2a | | 74:cab | I b m m | -i 2c 2c | | 74:-cba | I c m m | -i 2 2b | 2 | 74:bca | I m c m | -i 2 2a | 2 | 74:a-cb | I m a m | -i 2c 2 | 2 | 75 | P 4 | p 4 | P 4 | 76 | P 41 | p 4w | P | 77 | P 42 | p 4c | P | 78 | P 43 | p 4cw | P | 79 | I 4 | i 4 | I 4 | 80 | I 41 | i 4bw | I | 81 | P -4 | p -4 | P | 82 | I -4 | i -4 | I | 83 | P 4/m | -p 4 | 4 | 84 | P 42/m | -p 4c | | 85:1 | P 4/n:1 | p 4ab -1ab | P | 85:2 | P 4/n:2 | -p 4a | | 86:1 | P 42/n:1 | p 4n -1n | P | 86:2 | P 42/n:2 | -p 4bc | | 87 | I 4/m | -i 4 | 4 | 88:1 | I 41/a:1 | i 4bw -1bw | I | 88:2 | I 41/a:2 | -i 4ad | | 89 | P 4 2 2 | p 4 2 | P 4 2 | 90 | P 4 21 2 | p 4ab 2ab | P | 91 | P 41 2 2 | p 4w 2c | P | 92 | P 41 21 2 | p 4abw 2nw | | 93 | P 42 2 2 | p 4c 2 | P 2 | 94 | P 42 21 2 | p 4n 2n | P | 95 | P 43 2 2 | p 4cw 2c | P | 96 | P 43 21 2 | p 4nw 2abw | P | 97 | I 4 2 2 | i 4 2 | I 4 2 | 98 | I 41 2 2 | i 4bw 2bw | I | 99 | P 4 m m | p 4 -2 | P 4 | 100 | P 4 b m | p 4 -2ab | P 4 | 101 | P 42 c m | p 4c -2c | P | 102 | P 42 n m | p 4n -2n | P | 103 | P 4 c c | p 4 -2c | P 4 | 104 | P 4 n c | p 4 -2n | P 4 | 105 | P 42 m c | p 4c -2 | P | 106 | P 42 b c | p 4c -2ab | P | 107 | I 4 m m | i 4 -2 | I 4 | 108 | I 4 c m | i 4 -2c | I 4 | 109 | I 41 m d | i 4bw -2 | I | 110 | I 41 c d | i 4bw -2c | I | 111 | P -4 2 m | p -4 2 | P 2 | 112 | P -4 2 c | p -4 2c | P | 113 | P -4 21 m | p -4 2ab | P | 114 | P -4 21 c | p -4 2n | P | 115 | P -4 m 2 | p -4 -2 | P | 116 | P -4 c 2 | p -4 -2c | P | 117 | P -4 b 2 | p -4 -2ab | P | 118 | P -4 n 2 | p -4 -2n | P | 119 | I -4 m 2 | i -4 -2 | I | 120 | I -4 c 2 | i -4 -2c | I | 121 | I -4 2 m | i -4 2 | I 2 | 122 | I -4 2 d | i -4 2bw | I | 123 | P 4/m m m | -p 4 2 | 4 2 | 124 | P 4/m c c | -p 4 2c | 4 | 125:1 | P 4/n b m:1 | p 4 2 -1ab | P 4 2 | 125:2 | P 4/n b m:2 | -p 4a 2b | | 126:1 | P 4/n n c:1 | p 4 2 -1n | P 4 2 | 126:2 | P 4/n n c:2 | -p 4a 2bc | | 127 | P 4/m b m | -p 4 2ab | 4 | 128 | P 4/m n c | -p 4 2n | 4 | 129:1 | P 4/n m m:1 | p 4ab 2ab -1ab | P | 129:2 | P 4/n m m:2 | -p 4a 2a | | 130:1 | P 4/n c c:1 | p 4ab 2n -1ab | P | 130:2 | P 4/n c c:2 | -p 4a 2ac | | 131 | P 42/m m c | -p 4c 2 | 2 | 132 | P 42/m c m | -p 4c 2c | | 133:1 | P 42/n b c:1 | p 4n 2c -1n | P | 133:2 | P 42/n b c:2 | -p 4ac 2b | | 134:1 | P 42/n n m:1 | p 4n 2 -1n | P 2 | 134:2 | P 42/n n m:2 | -p 4ac 2bc | | 135 | P 42/m b c | -p 4c 2ab | | 136 | P 42/m n m | -p 4n 2n | | 137:1 | P 42/n m c:1 | p 4n 2n -1n | P | 137:2 | P 42/n m c:2 | -p 4ac 2a | | 138:1 | P 42/n c m:1 | p 4n 2ab -1n | P | 138:2 | P 42/n c m:2 | -p 4ac 2ac | | 139 | I 4/m m m | -i 4 2 | 4 2 | 140 | I 4/m c m | -i 4 2c | 4 | 141:1 | I 41/a m d:1 | i 4bw 2bw -1bw | I | 141:2 | I 41/a m d:2 | -i 4bd 2 | 2 | 142:1 | I 41/a c d:1 | i 4bw 2aw -1bw | I | 142:2 | I 41/a c d:2 | -i 4bd 2c | | 143 | P 3 | p 3 | P 3 | 144 | P 31 | p 31 | P | 145 | P 32 | p 32 | P | 146:h | R 3:h | r 3 | R 3 | 146:r | R 3:r | p 3* | P 3* | 147 | P -3 | -p 3 | 3 | 148:h | R -3:h | -r 3 | 3 | 148:r | R -3:r | -p 3* | 3* | 149 | P 3 1 2 | p 3 2 | P 3 2 | 150 | P 3 2 1 | p 3 2" | P 3 2" | 151 | P 31 1 2 | p 31 2 (0 0 4) | P 2 (0 0 4) | 152 | P 31 2 1 | p 31 2" | P 2" | 153 | P 32 1 2 | p 32 2 (0 0 2) | P 2 (0 0 2) | 154 | P 32 2 1 | p 32 2" | P 2" | 155:h | R 3 2:h | r 3 2" | R 3 2" | 155:r | R 3 2:r | p 3* 2 | P 3* 2 | 156 | P 3 m 1 | p 3 -2" | P 3 " | 157 | P 3 1 m | p 3 -2 | P 3 | 158 | P 3 c 1 | p 3 -2"c | P 3 | 159 | P 3 1 c | p 3 -2c | P 3 | 160:h | R 3 m:h | r 3 -2" | R 3 " | 160:r | R 3 m:r | p 3* -2 | P 3* | 161:h | R 3 c:h | r 3 -2"c | R 3 | 161:r | R 3 c:r | p 3* -2n | P 3* | 162 | P -3 1 m | -p 3 2 | 3 2 | 163 | P -3 1 c | -p 3 2c | 3 | 164 | P -3 m 1 | -p 3 2" | 3 2" | 165 | P -3 c 1 | -p 3 2"c | 3 | 166:h | R -3 m:h | -r 3 2" | 3 2" | 166:r | R -3 m:r | -p 3* 2 | 3* 2 | 167:h | R -3 c:h | -r 3 2"c | 3 | 167:r | R -3 c:r | -p 3* 2n | 3* | 168 | P 6 | p 6 | P 6 | 169 | P 61 | p 61 | P | 170 | P 65 | p 65 | P | 171 | P 62 | p 62 | P | 172 | P 64 | p 64 | P | 173 | P 63 | p 6c | P | 174 | P -6 | p -6 | P | 175 | P 6/m | -p 6 | 6 | 176 | P 63/m | -p 6c | | 177 | P 6 2 2 | p 6 2 | P 6 2 | 178 | P 61 2 2 | p 61 2 (0 0 5) | P 2 (0 0 5) | 179 | P 65 2 2 | p 65 2 (0 0 1) | P 2 (0 0 1) | 180 | P 62 2 2 | p 62 2 (0 0 4) | P 2 (0 0 4) | 181 | P 64 2 2 | p 64 2 (0 0 2) | P 2 (0 0 2) | 182 | P 63 2 2 | p 6c 2c | P | 183 | P 6 m m | p 6 -2 | P 6 | 184 | P 6 c c | p 6 -2c | P 6 | 185 | P 63 c m | p 6c -2 | P | 186 | P 63 m c | p 6c -2c | P | 187 | P -6 m 2 | p -6 2 | P 2 | 188 | P -6 c 2 | p -6c 2 | P 2 | 189 | P -6 2 m | p -6 -2 | P | 190 | P -6 2 c | p -6c -2c | P | 191 | P 6/m m m | -p 6 2 | 6 2 | 192 | P 6/m c c | -p 6 2c | 6 | 193 | P 63/m c m | -p 6c 2 | 2 | 194 | P 63/m m c | -p 6c 2c | | 195 | P 2 3 | p 2 2 3 | P 2 2 3 | 196 | F 2 3 | f 2 2 3 | F 2 2 3 | 197 | I 2 3 | i 2 2 3 | I 2 2 3 | 198 | P 21 3 | p 2ac 2ab 3 | P 3 | 199 | I 21 3 | i 2b 2c 3 | I 3 | 200 | P m -3 | -p 2 2 3 | 2 2 3 | 201:1 | P n -3:1 | p 2 2 3 -1n | P 2 2 3 | 201:2 | P n -3:2 | -p 2ab 2bc 3 | 3 | 202 | F m -3 | -f 2 2 3 | 2 2 3 | 203:1 | F d -3:1 | f 2 2 3 -1d | F 2 2 3 | 203:2 | F d -3:2 | -f 2uv 2vw 3 | 3 | 204 | I m -3 | -i 2 2 3 | 2 2 3 | 205 | P a -3 | -p 2ac 2ab 3 | 3 | 206 | I a -3 | -i 2b 2c 3 | 3 | 207 | P 4 3 2 | p 4 2 3 | P 4 2 3 | 208 | P 42 3 2 | p 4n 2 3 | P 2 3 | 209 | F 4 3 2 | f 4 2 3 | F 4 2 3 | 210 | F 41 3 2 | f 4d 2 3 | F 2 3 | 211 | I 4 3 2 | i 4 2 3 | I 4 2 3 | 212 | P 43 3 2 | p 4acd 2ab 3 | P 3 | 213 | P 41 3 2 | p 4bd 2ab 3 | P 3 | 214 | I 41 3 2 | i 4bd 2c 3 | I 3 | 215 | P -4 3 m | p -4 2 3 | P 2 3 | 216 | F -4 3 m | f -4 2 3 | F 2 3 | 217 | I -4 3 m | i -4 2 3 | I 2 3 | 218 | P -4 3 n | p -4n 2 3 | P 2 3 | 219 | F -4 3 c | f -4a 2 3 | F 2 3 | 220 | I -4 3 d | i -4bd 2c 3 | I 3 | 221 | P m -3 m | -p 4 2 3 | 4 2 3 | 222:1 | P n -3 n:1 | p 4 2 3 -1n | P 4 2 3 | 222:2 | P n -3 n:2 | -p 4a 2bc 3 | 3 | 223 | P m -3 n | -p 4n 2 3 | 2 3 | 224:1 | P n -3 m:1 | p 4n 2 3 -1n | P 2 3 | 224:2 | P n -3 m:2 | -p 4bc 2bc 3 | 3 | 225 | F m -3 m | -f 4 2 3 | 4 2 3 | 226 | F m -3 c | -f 4a 2 3 | 2 3 | 227:1 | F d -3 m:1 | f 4d 2 3 -1d | F 2 3 | 227:2 | F d -3 m:2 | -f 4vw 2vw 3 | 3 | 228:1 | F d -3 c:1 | f 4d 2 3 -1ad | F 2 3 | 228:2 | F d -3 c:2 | -f 4ud 2vw 3 | 3 | 229 | I m -3 m | -i 4 2 3 | 4 2 3 | 230 | I a -3 d | -i 4bd 2c 3 | 3 |
The codes appended to the space-group numbers listed in the first column identify the relationship between the symmetry elements and the crystal cell. Where no code is given the first choice listed below applies. Monoclinic. Code = <unique axis><cell choice>: unique axis choices [cf. IT A (2005) Table 4.3.2.1
] b, -b, c, -c, a, -a; cell choices [cf. IT A (2005) Table 4.3.2.1
] 1, 2, 3. Orthorhombic. Code = <origin choice><setting>: origin choices 1, 2; setting choices [cf. IT A (2005) Table4.3.2.1
] abc, ba-c, cab, -cba, bca, a-cb. Tetragonal, cubic. Code = <origin choice>: origin choices 1, 2. Trigonal. Code = <cell choice>: cell choices h (hexagonal), r (rhombohedral).
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The conventional primitive hexagonal lattice may be transformed to a C-centred orthohexagonal setting using the change-of-basis operator In this case the lattice translation for the C centring is obtained by transforming the integral translation t(0, 1, 0):
The standard setting of an I-centred tetragonal space group may be transformed to a primitive setting using the change-of-basis operator Note that in the primitive setting, the fourfold axis is along a + b.