swirly dust in caves.
Not really. Sell them, or give them to Pokemon to hold.
Pokemon Black & White is located inside your local game store.
the underground
In the Pokemon League in the Champions room.
Well, you can find them in caves when you are just walking around and they will come up the same way gems do.
you must trade from white version
Misdreavus is located in the Fertility shrine in Pokemon White, but not available in Pokemon Black. Actually, it is called the Adundant Shrine.
you must catch 60 Pokemon
Gems weren't made yet but they didn't hide the bar
John Sampson White has written: 'Minerals and gems' -- subject(s): Gems, Mineralogy, Minerals
I think you get gems by playing Sableye's Gem Journey
No You don't.