Alexandrite Gemstone Jewelry Properties
06. Mar, 2010 
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Alexandrite â the tsarstone â is a variety of the mineral, chrysoberyl, an aluminate of beryllium. Although mined in such scattered locations as Brazil, Burma, India, Madagascar and Tanzania, the finest examples of the unique gem, alexandrite, are from the Rodina â Mother Russia.
With a rating of 8.5 on Mohâs scale, alexandrite ranks right between [...]
