The Miracle Quartz: From Flint Ax to Precision Watch

The many and varies uses of quartz; from ancient to modern times.

It may seem a far cry from a Stone Age hunter’s flint ax to a precision watch with less variation than 0.1 second annually. But the prehistoric axmaker and the 20th century watch-maker used the same basic mineral: quartz.

..Cosmetic Quartz Silicon, a derivative of quartz is the main ingredient in most cosmetics. In hair gel it is the substance that fixed the hair in place, achieving dramatic results – as in the style favored by singer Tina Turner!

Link, Via: Neatorama