gemstone
Goldstone
Man-made glass containing metallic copper inclusions
AI-generated identification · may be incorrectHardness of 5.5 to 6 on the Mohs scale, reddish-brown or blue color with a glittering, metallic luster, amorphous crystal structure, and specific gravity around 2.5.
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Physical properties
Hardness of 5.5 to 6 on the Mohs scale, reddish-brown or blue color with a glittering, metallic luster, amorphous crystal structure, and specific gravity around 2.5.
Formation & geological history
Synthetically manufactured in industrial or laboratory settings through the controlled reduction of copper compounds within a silica glass melt.
Uses & applications
Widely used in affordable fashion jewelry, beads, carvings, and decorative ornaments.
Geological facts
Legend claims it was accidentally invented by 17th-century Italian monks, though earlier Persian artifacts exist. Its distinctive sparkle comes from suspended copper crystals.
Field identification & locations
Easily identified by its intense, uniform metallic spangles suspended in translucent colored glass, unlike natural aventurine quartz which has mineral plate inclusions.
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