DIAMOND. The diamond, first of all, participates in the hierophany of stones signifying in religious consciousness that which is hard, rugged, and unchanging. Above all, stone is. Like all precious stones, the diamond also partakes of the general...

Diamond is cubic native carbon with the same composition as graphite, but with different structure. It is the hardest mineral (10 on the Mohs' scale), with the highest refractive index of 2.417 among all transparent minerals, and has a high...

Substances that exist in two or more forms that are significantly different in physical or chemical properties are called allotropes. Diamond is one of the three allotropic forms of carbon; the other two are amorphous carbon and graphite...

Mineral composed of pure carbon, the hardest naturally occurring substance known and a valuable gemstone. Diamonds are formed deep in the Earth by tremendous pressures and temperatures over long periods of time. In the crystal structure of diamond,...

The crystalline form of carbon. It is a very hard and durable material, and is used in both jewellery and for the work facing of industrial tools such as diamond drills and diamond saws in which the cutting edge is faced with industrial...

Better a diamond with a flaw than a pebble without. (Chinese) Diamond cuts diamond....

rect 0 0 14 14 This is a featured article. Click here for more information. desc none Diamond is an allotrope of carbon. It is the hardest...