Rock Identifier
Opalite (Synthetic glass / Vitreous silica) — gemstone
gemstone

Opalite

Synthetic glass / Vitreous silica

AI-generated identification · may be incorrect

Hardness of 5.5 to 6 on the Mohs scale, milky white or translucent blue color with an iridescent orange or blue glow, vitreous luster, amorphous crystal structure.

Identified More gemstone →
Explore Opalite in the encyclopedia →

Identify your own rocks.

Get a report just like this from any photo, free.

Physical properties

Hardness of 5.5 to 6 on the Mohs scale, milky white or translucent blue color with an iridescent orange or blue glow, vitreous luster, amorphous crystal structure.

Formation & geological history

Man-made glass crafted in laboratories to imitate natural opal and moonstone.

Uses & applications

Widely used in affordable jewelry, beads, ornamental carvings, and holistic wellness practices.

Geological facts

Despite being synthetic, opalite is frequently marketed under misleading trade names such as sea opal or opal moonstone.

Field identification & locations

Easily identified by its uniform spherical bead shape, smooth polished texture, and distinct internal blue-orange adularescence.