CALIBRATED LOOSE OPAL Ring shipping or pendant stone.

TYPE: WHITE OPAL
ORIGIN : COOBER PEDY,AUSTRALIA
CARAT WEIGHT: 3.46 CT.
SIZE: 14 X 10 X 4.0 MM. CALIBRATED
COLOR/PATTERN: MEDIUM SIZED FLASHES WHICH CHANGE ORANGE TO GREEN TO YELLOW shipping UPON SLIGHT MOVEMENT
BRIGHTNESS: 2.3/5 DOWNING'S CHART
SATURATION: WEAK
DIRECTIONAL? SLIGHTLY #AWG 25