How natural black diamonds are formed.
Are natural black diamonds expensive.
Natural black diamonds tend to have a more porous structure than treated ones.
Natural black diamonds also called carbonado can only be found in brazil and africa.
However when it comes to gia certified natural black diamonds the price can easily be 1 500 3 000 per carat for diamonds weighing 1 00 3 00 carats.
Truly natural fancy black diamonds are very rare and expensive.
Naturally occurring black diamonds are in short supply and they can be mined only in brazil and africa.
Are all black diamonds black.
No some black diamonds which are heat treated as mentioned above are not a true black.
When it comes to natural fancy black diamonds mined from the ground both black and grey specimens are found regularly.
Are all black diamonds naturally colored.
As demand for them has increased over the past few years so too has the number of treated black diamonds.
Although these stones have the same chemical composition as white diamonds their crystal structure is different and they have many inclusions causing them to differ in color.
These artificially enhanced black diamonds are a lot less expensive than the natural black diamonds.
Very often the original stones used are.
Natural black diamonds are relatively rare.
This enables them to absorb more light and hence makes them more opaque.
Even though that colored diamonds are extremely rare being less than 0 1 of the number of mined diamonds some say less than 0 01 there is actually a very nice selection of diamonds colors with prices that are much more affordable than those of white diamonds.