Kin to dwarves, gnomes are noticeably smaller than their distant cousins. Gnomes are also less rotund than dwarves. Most have dark tan or brown skin, white hair and rather large noses.Gnomes have a natural resistance agains magic and can see in the dark.
Listed below are the halfling sub-races.

Deep Gnome

Also known as svirfneblin, the deep gnomes of the Realms are a secretive, mysterious race. Found in the deepest caverns of the Underdark, the svirfneblin live in constant fear of slavery or destruction at the hands or dark elves, mind flayers, and duergar. Deep gnomes are legendary for their ability to handle stone and gems. They have gray skin and gray or white hair. They are more agile than their surface dwelling kin and gain concealment abilities. These benefits are offset by their inability to deal with outsiders and a cost to their experience points earned.