THE MOLECULAR CRYSTALS

                INTRODUCTION

> RECTANGULAR FACED CRYSTALS

1. CUBIC CRYSTALS

2. TETRAGONAL CRYSTALS

3  SIMPLE ORTHO-RHOMBIC

4. TOP CENTERED ORTHORHOMBIC

5. FACE CENTERED ORTHORHOMBIC

6. EQUI-CENTRIC ORTHORHOMBIC

> TRIANGULAR, RHOMBOHEDRAL

   & HEXAGONAL CRYSTALS

1. TRIGONAL CRYSTALS

2. TETRA-HEDRAL  CRYSTALS

3. HEXA-HEDRAL CRYSTALS

4. OCTA-HEDRAL CRYSTALS

5. RHOMBOHEDRAL CRYSTALS

6. HEXAGONAL CRYSTALS

7. PARALLELEPIPED CRYSTALS