Black diamonds are diamonds, but they are black, and not transparent.
Follow the link, below, to see photos of black diamonds.
Uncut unshaped diamonds look like shiny black coal
You can follow the link below, to view many images of black diamonds.
yes black diamonds are rare in this region
Black diamonds are black.
You can buy black diamonds.
Faceted, finished brown diamonds are simply diamonds within that colour range. Chocolate diamonds are an intense brown colour.
Black diamonds, like all diamonds are graded on carat weight, cut, colour and clarity. You can read more about black diamond -- Carbonado -- below.
Black diamonds are a form of diamond, however, they are black in color. They can also be made synthetically, like a cubic zirconia can. They are readily available at many jewelry stores.
Black diamonds, also known as carbonados, are composed of carbon atoms, just like traditional diamonds. However, black diamonds contain abundant inclusions and graphite, which give them their distinctive dark color. They are more porous and polycrystalline in structure compared to regular diamonds.
Out of the ground they look like little rocks/crystals. It is only when they are cut and polished that they look like they do in a ring.
You can learn more about diamonds and their visual dazzle, below.
Some card games have different ones, but the traditional ones are spades, diamonds, clubs, and hearts. Spades and Clubs are the black suits, and Diamonds and Hearts the red suits (although, again, some card games have different colored suits with the same shapes). If you don't know the difference in the shapes... Diamonds and Hearts are pretty easy. They look like diamonds and hearts. Clubs look kind of like clovers with three leaves, and spades look like a leaf with a point, not round leaves like clovers.