Читать книгу Earth Materials - John O'Brien - Страница 85

1  4.1 Crystalline substances

2  4.2 Symmetry operations

3  4.3 Two‐dimensional motifs and lattices (meshes)

4  4.4 Three‐dimensional motifs and lattices

5  4.5 Crystal systems

6  4.6 Indexing planes in crystals

7  4.7 Twinned crystals

8  4.8 Crystal defects

9  4.9 Polymorphs and pseudomorphs