Genuine Gem Jewelry
Your online resource for information on genuine gems
Facts About Black Diamond Jewelry
Most black diamond jewelry is technically made from lumps of carbon
or what is commonly known as coal. These coloured diamonds, which
are industrial grade diamonds known as bort. Eighty percent of the
diamonds mined in the world can be considered to be bort. Usually
bort is considered to be unsuitable for jewelry but gem
manufacturers have found several ways to compress treat and heat
these stones so that they can be used in black diamond jewelry.
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