The Structure of Crystals

7 The Structure of Crystals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 203
7.1 Types of Crystal Structures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 203
7.2 Cubic Crystal Structures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 205
7.2.1 Simple Cubic Structures. . . . . . . . . . . . . . . . . . . . . . . . . . . 205
7.2.2 Body-Centered Cubic Structures . . . . . . . . . . . . . . . . . . . 210
7.2.3 Face-Centered Cubic Structures . . . . . . . . . . . . . . . . . . . . 214
7.2.4 Diamond and Sphalerite Structures . . . . . . . . . . . . . . . . . 221
7.3 Hexagonal Crystal Structures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 224
7.4 Typical Sizes of Primitive Cells. . . . . . . . . . . . . . . . . . . . . . . . . . . . 229
7.5 Layered and Chain-Like Structures . . . . . . . . . . . . . . . . . . . . . . . . 229
7.6 Relationship Between Structure and Bonding . . . . . . . . . . . . . . . 233
7.6.1 The Structure of Covalently Bonded Solids . . . . . . . . . . 233
7.6.2 Structures with Nondirectional Bonds . . . . . . . . . . . . . . . 235


Book: Fundamentals of the physics of solids