Gemstone characteristic that lends value to a gemstone. Apart from jewelry, from earliest antiquity engraved gems and hardstone carvings, such as cups, were major luxury art forms. A gem maker is called a lapidary or gemcutter; a diamond cutter is called a diamantaire. The traditional classification in the West, which goes back to the ancient Greeks, begins with a distinction between "precious" and "semi-precious"; similar distinctions are made in other cultures. In modern use the precious stones are diamond, ruby, sapphire and emerald, with all other gemstones being semi-precious. This distinction reflects the rarity of the respective stones in ancient times,
Gemstone File Brading as the real shooters. The Gemstone papers claim that John F. Kennedy, Robert F. Kennedy and Joseph P. Kennedy were involved with the Mafia and Onassis, and when the Kennedy brothers attempted to break away, they were murdered. Six books have since been written based on the Skeleton Key, between 1976-2006: In the television series "La Femme Nikita", the Gemstone File documents the plans for world domination of Operations (a.k.a. Paul Wolfe), the leading operative of Section 1, which involve the support of Saddam Hussein, a pawn in Operations' schemes. The former head of Section 1, Adrian, plans of