Sound color - somewhat red. Examples of experimentally grown crystals. Scientists conducts experiment with microscope. 00:02:07 CU microscope & scientist. Highly technical narration and diagrams showing beams of X-Rays and the action of crystals on them. Chemistry lessons, models of crystalline molecules, and experiments of various sorts. 00:14:50 CU microscopic view of crystals growing. 00:17:55 C molecule model with hand and pointer.