A crystal with a story. The location was originally advertised as a Sapo. Others claim it is Agua Branca. What do you think?
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Regardless of its location, this beautiful doubly terminated tourmaline has an extremely rare color combination, and open C axis, deep saturation and is very symmetrical on all sides. It weighs 25g and measures 68 x 17 x 14 mm.
https://youtu.be/5rt5myfxdNM