mineral

Polished pink quartz specimen

Quartz, SiO₂; possibly rose quartz or pink chalcedony

AI-generated identification · may be incorrect

Translucent pink to reddish material with a vitreous-to-waxy luster and irregular polished surface; quartz hardness is Mohs 7, with no cleavage and conchoidal fracture. The small image does not resolve crystal structure or confirm whether it is crystalline rose quartz or microcrystalline chalcedony.

Identified August 28, 2026More mineral →

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Physical properties

Formation & geological history

Quartz forms in silica-rich hydrothermal veins, pegmatites, and cavities; rose quartz commonly crystallizes in granitic pegmatites, while pink chalcedony forms from silica-rich groundwater. Specimen age depends on its host rock, commonly Precambrian to younger.

Uses & applications

Used as a lapidary, ornamental, and inexpensive jewelry material; small polished pieces are popular collectibles.

Geological facts

Pink color may result from microscopic inclusions, lattice defects, or iron/manganese-bearing minerals. It may also be dyed agate, which cannot be excluded from the photograph.

Field identification & locations

Common sources include Brazil, Madagascar, India, and the United States. Check for natural color concentration, translucency, hardness, and absence of dye pooling in cracks; testing is needed for a definitive identification.