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en.wikipedia.org/wiki/Carbonado

Carbonado, commonly known as the "black diamond", is the toughest form of natural diamond. It is an impure form of polycrystalline diamond consisting of ...

www.leibish.com/frequently-asked-questions-about-black-diamonds-article-563

Mar 2, 2015 ... About black diamonds - are black diamonds real, what are black diamonds and other FAQ explained by the colored diamond experts at Leibish ...

www.naturallycolored.com/buying-guide/black-diamonds-value

Black diamonds are an enigma - for diamond dealers and consumers alike. What is a black diamond? Are black diamonds even real? Is their color natural?

jewelrywiseblog.com/what-you-need-to-know-about-black-diamonds

Jul 5, 2012 ... What exactly are black diamonds? Are they worth as much as regular white diamonds?

www.worthy.com/appraisal/diamonds/black-diamonds

As with any diamond or gemstone, value can fluctuate, making it especially important to learn how a black diamond's value is determined before you purchase a ...

www.wikihow.com/Buy-a-Black-Diamond

How to Buy a Black Diamond. Black diamonds have become the diamonds for current diamond jewelry, surpassing all colored diamond categories. Must be the  ...

www.gemsociety.org/article/black-diamonds

Although called "black diamonds," carbonados are a polycrystalline material. ... Diamond Value, Price, and Jewelry Information; gemstone dispersion - cerussite  ...

4cs.gia.edu/en-us/blog/black-diamonds-what-you-need-to-know

Oct 11, 2016 ... Opinions differ as to its virtues as a gemstone.” Only a few famous black diamonds are known, such as the 67.50 ct Black Orloff – also called the ...

www.krikawa.com/blog/post/everything-you-need-to-know-about-black-diamonds

Dec 5, 2014 ... But as with any gemstone, it pays to do a little research about black diamonds before you hit the jewelry store. Here are answers to the most ...