Rock Identifier
Likely yellow quartz gemstone ring (Quartz (SiO₂), possibly heat-treated citrine or lemon quartz; metal setting appears to be brass/gold-colored alloy) — gemstone
gemstone

Likely yellow quartz gemstone ring

Quartz (SiO₂), possibly heat-treated citrine or lemon quartz; metal setting appears to be brass/gold-colored alloy

AI-generated identification · may be incorrect

Translucent yellow body with vitreous luster and rounded polished surfaces; quartz hardness is Mohs 7, has trigonal crystal structure, no cleavage, and specific gravity about 2.65. The image is blurred, so exact stone identity and whether the yellow color is natural cannot be confirmed.

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Physical properties

Translucent yellow body with vitreous luster and rounded polished surfaces; quartz hardness is Mohs 7, has trigonal crystal structure, no cleavage, and specific gravity about 2.65. The image is blurred, so exact stone identity and whether the yellow color is natural cannot be confirmed.

Formation & geological history

Citrine forms when iron-bearing quartz is heated naturally or artificially, commonly in igneous and hydrothermal environments; quartz is geologically widespread and ranges from Precambrian to recent. The ring is a human-shaped/processed geological specimen.

Uses & applications

Used as an ornamental gemstone in rings and cabochons; quartz is also important industrially in glass, electronics, abrasives, and foundry materials.

Geological facts

Natural citrine is relatively uncommon; much commercial “citrine” is heat-treated amethyst. Yellow glass or resin is also possible, but the object should be treated as geological only provisionally.

Field identification & locations

Check for quartz-like hardness, cool feel, internal inclusions, and refractive sparkle; test cautiously with a gemologist, since scratching can damage the ring. Common citrine sources include Brazil, Madagascar, Zambia, and Uruguay.