Tourmaline, var. Elbaite "Indicolite" (blue tourmaline) <br />Alto Ligonha District, Zambezia Province <br />Mozambique <br />measures 7.6 x 1.5 x 1.1 cm <br />weighs 17.35 grams, (or, 86.75 carats in the rough) <br />more details and photos on our website
