20.47 Carat Blue Tourmaline
Blue Tourmaline slices TYPE: NATURAL BLUE TOURMALINE
CLARITY TRANSPERANT
PIECE       2 COLOR BLUE
WEIGHT  20.47 Carat.
HARDNESS 7
SIZE    19.56mm  x 16.22mm  x 3.55 mm.
SHAPE SLICES ROUGH
ORIGIN  AFRICA