Space group 66 · Cccm

· orthorhombic

╌ Non-symmorphic · repeats by rotating and sliding

Number: 66
Symbol: Cccm
Full symbol: C 2/c 2/c 2/m
Schoenflies: \Gamma_o^bD_{2h}^{20}
Crystal system: orthorhombic
Point group: 2/m 2/m 2/m (mmm) ·
Lattice: C · Base-centred
Symmorphic: No
Glide / screw: c