Rock Identifier
Rose quartz (Quartz, silicon dioxide (SiO₂), pink variety) — mineral
mineral

Rose quartz

Quartz, silicon dioxide (SiO₂), pink variety

AI-generated identification · may be incorrect

Typically translucent to opaque pink with a vitreous luster; Mohs hardness 7, no cleavage, conchoidal fracture, and trigonal crystal structure. The specimen appears massive and somewhat weathered, with pale pink coloration and white quartz zones.

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Physical properties

Typically translucent to opaque pink with a vitreous luster; Mohs hardness 7, no cleavage, conchoidal fracture, and trigonal crystal structure. The specimen appears massive and somewhat weathered, with pale pink coloration and white quartz zones.

Formation & geological history

Forms mainly in granitic pegmatites and hydrothermal veins, with color caused by trace elements or microscopic inclusions. It occurs in rocks of many ages, commonly associated with Precambrian crystalline terrains.

Uses & applications

Used for beads, carvings, cabochons, decorative stone, and inexpensive gemstone specimens; massive material has limited industrial use compared with clear quartz.

Geological facts

Rose quartz commonly lacks visible crystal faces because it forms as a massive aggregate. Its pink color can fade with prolonged heating or intense light in some specimens.

Field identification & locations

Identify it by its pink color, glassy luster, hardness sufficient to scratch glass, and lack of cleavage; distinguish it from pink calcite, which is softer and cleaves readily. Common localities include Brazil, Madagascar, India, South Africa, and the United States.