Diamond, composed of carbon, is the hardest natural substance in the world. Each carbon atom is surrounded by four neighboring carbon atoms in a tetrahedral coordination that is the result of a covalent bond and a face-centered arrangement in the cubic unit cell.
A diamond ring is the most desirable jewelery for any women.It is one of the popular fashion symbol for women. This rings are costly as well as expensive also.
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Posted by rajkonna at 11:28 AM
1 Comment:
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