Yes.
A rare mineral that can be cut and polished could be called a gemstone.
Yes.
Diamonds are rare and when cut and polished are extremely beautiful.
This would be called a gemstone.
crystals
a gem
its a gemstone
Dust from diamonds is generated when diamonds are cut and polished.
As diamond is the hardest natural mineral on earth, theoretically, only diamond can cut a diamond. But, diamonds are also cut by lasers. Diamonds are cut and polished on diamond wheels. They are held against a rotating plate which is made from hardened steel infused with diamond dust.
Diamonds and emeralds are gemstones. These gems are mineral crystals or a piece of a metal. The stones are cut and polished and made into jewelry.
Once mined, all gem-quality diamonds are processed -- cut and polished -- by hand.
Yes. Exceptions are gem-quality diamonds that have been cut and polished so that there are no flaws. These diamonds are rated as 'flawless'.