You can cycle the lights back and forth to see the distinct color change. Alexandrite will normally darken when taken out into direct sunlight, since it is subjected all the colors in the spectrum, also if subjected to several types of lighting sources at the same time the colors may ...
American Gemstone Dealer Reaction In the gemstone trade, there have been mixed feelings about the proposed ban. Many feel it will hurt small gemstone dealers in Burma and the gem and jewelry industry that processes the goods in Thailand, more than it will affect the government of Burma. Some...