This is a really unique crystal of Aquamarine from the Medina Mine in Minas Gerais, Brazil. The crystal actually has a hollow core starting at the termination extending through about halfway through the crystal.
The dimensions are 1 x 0.8 x 3.6 cm, and the crystal weighs 4.94 grams.
**This photo shows 4 different views of 1 crystal specimen.
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