We offer synthetic opal beads in the most standardized size and
good quality. Synthetic opal bead is a perfect option for fashionable
design. Custom shapes are welcomed. * Size: From 1.5mm-20mm * More than 55 colors available * OP34, Black Opal 4 is exclusively offered by us (picture shown here)
What is synthetic opal? Polymer Impregnated synthetic opal is impregnated in laboratory in
year and has similar properties as that of natural opal. Synthetic
opal has preserved the unique charm of natural opal and it is more
durable and contains less internal inclusion than natural opal. Chemical Composition: SiO2.nH2O+Resin (Natural:SiO2.nH2O) Hardness: 4 (Natural: 5.5) Specific Gravity: 1.80-1.90 (Natural:1.98-2.20) Heat Resistance: 130 degree C.(Natural:100 degree C.)