Findings:

• Being average is rare
• rare
• rare mode
• Ever made it with an aardvark? We're quite rare.
• A Rare Book
• Rare Ltd.
• The Medium Rare Hamburger That Won't Kill You
• Tonic water: A rare commodity here in these parts
• Rare Earth
• rare Commodore hardware
• So rare you can still hear it moo
• The Two Dollar Rare Book Store
• The movements exist on their own terms, manifesting rare beauty
• Gem Cutlery Company
• Rare Air
• Rare Candy
• A miracle of rare device
• Rare Birds
• rares (user)
• Too weird to live, too rare to die
• Reject Rare Draft
• Shelley Breedlove and her rare identical quadruplets
• rare as rocking horse shit
• Rare Flesh
• blue rare
• Mister Chu on a rare day in June
• Gem (user)
• GEM
• Triple Gem
• gems
• Synthetic Gems
• Gem enhancement
• The Gem State
• Graphics Gems
• Gems (user)
• You're to Make Young Gems
• G.E.M. Anscombe
• Karolina Gem (user)
• Screen Gems
• Midget Gems
• gem squash
• Lost Gems of Yesteryear
• Em Gem (user)
• Crystal Gems and Jewels (category)
• Lost Gems of Yesteryear: Odyssey Two
• Crystal Gems test
• Gem troll

If you Log in you could create a "rare gem" node. If you don't already have an account, you can register here.