11m	m	Monoclinic/Rectangular
No. 10	11m	Patterson symmetry 112/m

Origin on mirror plane m

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

Positions

Symmetry of special projections

Along [001]   1 Origin at 0, 0, z

Along [100]   1m1 a' = c    Origin at x, 0, 0

Along [010]   1m1 a' = c    Origin at 0, y, 0

Maximal non-isotypic non-enantiomorphic subgroups

I

[2] 1 (1)

1

Maximal isotypic subgroups and enantiomorphic subgroups of lowest index

IIc	[2] 11m (c' = 2c) (10)

Minimal non-isotypic non-enantiomorphic supergroups

I	[2] 112/m (11); [2] 1121/m (12); [2] 2mm (18); [2] 2cm (19); [2] -6 (59)