Electron microscopy
Abma (Cmca, Bmab, 64) Space Group
- Practical Electron Microscopy and Database -
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This book (Practical Electron Microscopy and Database) is a reference for TEM and SEM students, operators, engineers, technicians, managers, and researchers.


Table 1854. Abma (Cmca, Bmab, 64) space group.

Name in the International Tables for Crystallography
Cmca C
65 mmm
Crystal system
Orthorhombic mmm
0 ≤ x ≤ 1/4 and 0 ≤ y ≤ 1/2 and 0 ≤ z ≤ 1/2
16 Absence of reflections

Symmetry (atomic coordinates)
X, Y, Z; -X, 1/2-Y, 1/2+Z; -X, 1/2+Y, 1/2-Z; X, -Y, -Z; -X, -Y, -Z; X, 1/2+Y, 1/2-Z; X, 1/2-Y, 1/2+Z; -X, Y, Z; 1/2+X, 1/2+Y, Z; 1/2-X, -Y, 1/2+Z; 1/2-X, Y, 1/2-Z; 1/2+X, 1/2-Y, -Z; 1/2-X, 1/2-Y, -Z; 1/2+X, Y, 1/2-Z; 1/2+X, -Y, 1/2+Z; 1/2-X, 1/2+Y, Z
Crystal examples




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