Systemwide policy memos from Burger King Corporation 7. BK Â® GURU Training Information and Modules BKC may amend the components or requirements of the MOD Manual and implement changes to the BURGER KING Â® System in its sole discretion. Only approved products, equipment, services and procedures may be used in BURGER KING Â® restaurants.
Tanzanite is the blue/violet variety of the mineral zoisite (a calcium aluminium hydroxyl Sorosilicate) belonging to the epidote group. It was discovered by a Tanzanian Jumanne Mhero Ngoma in the Mererani Hills of Manyara Region in Northern Tanzania in 1967, near the city of Arusha and Mount Kilimanjaro.
Tanzanite is one of the world's rarest gems. There is only 1 source in the world for Tanzanite, which almost mined out and there is growing speculation that Tanzanite is about to become extinct. The top quality Tanzanite, traditionally constituting only 1% of all production, are now becoming exceptionally scarce. Henry Platt, ex president and chairman of Tiffany & Company sums up the essence of the stone with his comment Tanzanite is the most important gemstone discovery in over 2000 years..