Everything in the world is both good and bad for the world, according to the laws of the universe.
Your answer probably depends on your world.
'Good' is relative. Many people wear jewelry that contains faux diamonds.
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There are several companies that create synthetic diamonds or cultured diamonds. One such company that creates the best synthetic diamonds is New World Diamonds.
India was the only source of diamonds in the world until that time according to the Gemological Institute of America.
You can purchase diamonds in most any city in the world. There is no 'city' where diamonds are mined, however.
Sometimes. Diamonds can come in a variety of different colour. Pink diamonds are actually among the world's rarest and most expensive diamonds.
Diamonds are the hardest known substance and the most pure form of carbon in the world. Diamonds refract so much light that they will not work as a magnifying glass and you would see no lines, circles, or letters through them. Diamonds are also very good at conducting heat.
Diamonds are found below level 16 of the world.
'Good' is a judgement and you are the judge.
You can find diamonds on every continent except Europe and Antarctica.
it is so rare that theres on a couple of canary diamonds in the world