Diamond is an allotrope of carbon. The atoms are arranged tetrahedrally, with a central atom surrounded by four neighbours at the vertices of a tetrahedron. Extremely hard and durable.
Illustration ID: diamond_View_3
Illustration size: 67.1 Mpixels (192 MB uncompressed) - 8192x8192 pixels (27.3x27.3 in / 69.4x69.4 cm at 300 ppi)