Gilson Opal Trillion 4mm White. Sold by the piece.

White Polished Gilson Opal sold by the gram. Polished Opals are great for use in glass art. Since they are polished, there are less pores on the Opal surface, meaning...

Gilson Opal Square 2mm White. Sold by the piece.

White Gilson Opal Sphere measures 3mm. Sold per Sphere

White Gilson Opal measures 2.5mm with a round shape and a flat bottom. Priced per piece.

Orange Gilson opal Sphere measures 3mm. Sold per sphere

Gilson Opal Sphere 2.5mm White. Sold by the piece.

White Gilson Opal measures 5mm. Round shape with a flat bottom.

5x3mm OVAL Shaped White Gilson Opal.Priced per piece.

Gilson Opal Heart 3mm White. Sold by the piece.

Gilson Opal Square 5mm White. Sold by the piece.