This gem has been identified by the Raman detector os the Gemology Center of Bahia as Taafeite. It weights 1,32 ct. Anybody has an idea of the value os such a gem?
Lilac and light purple are the rarest colors for Taaffeite with a price point around $1,500/ct and higher.
Colorless, green, blue, pink, and red stones have lower price points, ranging from $200 - $1000/ct.
That is a very nice looking stone! 
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