[script p]1121 2 Monoclinic/Rectangular
No. 9 [script p]1121 Patterson symmetry [script p]112/m

symmetry group diagram

Origin on 21

Asymmetric unit 0 ≤ x; 0 ≤ z ≤ 1

Symmetry operations

(1)  1   (2)  2(1/2)   0, 0, z  

Generators selected (1); t(0, 0, 1); (2)

Positions

Multiplicity, Wyckoff letter,
Site symmetry		 Coordinates Reflection conditions
 General:
2 a 1
(1) x, y, z(2) -x, -y, z + 1/2
l: l = 2n

Symmetry of special projections

Along [001]   211

Origin at 0, 0, z 		Along [100]   [script p]11g
a' = c   
Origin at x, 0, 0 		Along [010]   [script p]11g
a' = c   
Origin at 0, y, 0

Maximal non-isotypic non-enantiomorphic subgroups

I[2] [script p]1 (1)1
IIa none
IIbnone

Maximal isotypic subgroups and enantiomorphic subgroups of lowest index

IIc[3] [script p]1121 (c' = 3c) (9)

Minimal non-isotypic non-enantiomorphic supergroups

I[2] [script p]1121/m (12); [2] [script p]2221 (14); [2] [script p]mc21 (17); [2] [script p]41 (24); [2] [script p]43 (26); [3] [script p]61 (54); [3] [script p]63 (56); [3] [script p]65 (58)
II[2] [script p]112 (c' = 1/2c) (8)








































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