Rock Identifier
Tumbled pink stone, likely rose quartz (Rose quartz; quartz, silicon dioxide (SiO₂), likely iron- or titanium-colored) — mineral
mineral

Tumbled pink stone, likely rose quartz

Rose quartz; quartz, silicon dioxide (SiO₂), likely iron- or titanium-colored

AI-generated identification · may be incorrect

Pale pink, rounded and polished, with a vitreous-to-waxy luster; quartz hardness is Mohs 7, lacks cleavage, has hexagonal crystal structure, and specific gravity about 2.65. The photograph does not show diagnostic crystal faces or translucency clearly.

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Physical properties

Pale pink, rounded and polished, with a vitreous-to-waxy luster; quartz hardness is Mohs 7, lacks cleavage, has hexagonal crystal structure, and specific gravity about 2.65. The photograph does not show diagnostic crystal faces or translucency clearly.

Formation & geological history

Rose quartz forms mainly in granitic pegmatites and hydrothermal veins as quartz crystallizes from silica-rich fluids, generally during Precambrian to younger continental processes. Individual pieces may be naturally rounded or mechanically tumbled.

Uses & applications

Commonly used for inexpensive cabochons, beads, carvings, decorative stones, and metaphysical collections; it has limited industrial value compared with clear quartz.

Geological facts

Rose quartz’s pink color is commonly attributed to microscopic inclusions and trace elements, though some transparent varieties owe color to color centers. It is often confused with pink feldspar, calcite, or dyed quartz.

Field identification & locations

Identify it by hardness, glassy luster, lack of cleavage, and inability to scratch it with a steel knife; quartz should scratch ordinary glass. Common sources include Brazil, Madagascar, India, South Africa, and the United States.