Space group 67 · Cmme

· orthorhombic

╌ Non-symmorphic · repeats by rotating and sliding

Number: 67
Symbol: Cmme
Full symbol: C 2/m 2/m 2/e
Schoenflies: \Gamma_o^bD_{2h}^{21}
Crystal system: orthorhombic
Point group: 2/m 2/m 2/m (mmm) ·
Lattice: C · Base-centred
Symmorphic: No
Glide / screw: e