Different types of Topaz and description

WHITE TOPAZ IRRADIATION SKY BLUE TOPAZ SWISS BLUE TOPAZ LONDON'BLUE TOPAZ 1. LIGHTEST COLOR OF 1. MEDIUM COLOR OF BLUE TOPAZ 1. TOP COLOR OF BLUE TOPAZ BLUE TOPAZ 2. MOST FAMOUS COLOR IN ALL TOPAZ 2. RUNNING SHORT IN MARKET 2. CHEAP PRICES 3. TAKES 1.5-2 YEARS TO CHANGE THE COLOR 3. HIGHEST PRICE IN ALL TOPAZ 3. TAKES 2-3 MONTHS 4. MAINLY USED IN AMERICA, CHINA, EUROPE 4. COMES IN INKY BLUE GREY COLOR TO CHANGE THE COLOR AND RUSSIA 5. TAKES 3-4 YEARS TO CHANGE THE COLOF 4. RESEMBLES TO HIGH PRICED 5. START WITH 1.20$ PER CARAT AQUAMARINE 5. USED MAINLY IN SLIVER JEWELRY FAMOUS BLUE TOPAZ - EI-Dorado Topaz, Weight 31,000 Carats (6.2 Kg), Mined from Minas Gerais mines from Brazil, Emerald cut faceted stone, Present owner 'Programa Royal Collections' NOVEMBER BIRTHSTONE SOURCE - www.navneetgems.com/Wholesale-Blue-Topaz