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Reflection conditions for the space group I-42m (No. 121)

Mult. Letter Site Sym. WP Representative Reflection conditions
General:
16 j 1 (x,y,z)
hkl: h+k+l=2n
hk0: h+k=2n
0kl: k+l=2n
hhl: l=2n
00l: l=2n
h00: h=2n
Special: as above, plus
8 i ..m (x,x,z)
no extra conditions
8 h 2.. (0,1/2,z)
hkl: l=2n
8 g .2. (x,0,1/2)
no extra conditions
8 f .2. (x,0,0)
no extra conditions
4 e 2.m m (0,0,z)
no extra conditions
4 d -4.. (0,1/2,1/4)
hkl: l=2n
4 c 222 . (0,1/2,0)
hkl: l=2n
2 b -42m (0,0,1/2)
no extra conditions
2 a -42m (0,0,0)
no extra conditions

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