Blue-green Tourmaline, faceted, Nigeria. 1.72 carats.

Product Code: TRTR01
Units in Stock: 1
This vivid blue-green gem comes from the Lorin mine, Oyo State, Nigeria which produces richly coloured Cu-Mg series Elbaite Tourmalines aka 'Paraiba-type'.  This gem is bicoloured, divided into bluish-green and grass green sectors. It has a rich inclusion scene composed of liquid planes with microscopic 2-phase inclusions as well as oxide-filled growth tubes. An attractive gem despite being included.

weight:  1.72 carats.
shape:  Oval cut
dimensions:  9.39 x 6.15 x 4.29 mm
treatment:  Heat