Rock Identifier
Pink quartz-rich rock, likely rose quartz (Quartz (silicon dioxide, SiO₂), probably massive rose quartz) — mineral
mineral

Pink quartz-rich rock, likely rose quartz

Quartz (silicon dioxide, SiO₂), probably massive rose quartz

AI-generated identification · may be incorrect

Pale pink, translucent-to-opaque, with a glassy to sugary luster and no obvious cleavage; quartz has Mohs hardness 7, conchoidal fracture, and specific gravity about 2.65. The granular texture may indicate a quartz-rich aggregate rather than a single crystal.

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Physical properties

Pale pink, translucent-to-opaque, with a glassy to sugary luster and no obvious cleavage; quartz has Mohs hardness 7, conchoidal fracture, and specific gravity about 2.65. The granular texture may indicate a quartz-rich aggregate rather than a single crystal.

Formation & geological history

Rose quartz forms mainly in silica-rich pegmatites and hydrothermal veins, commonly during Precambrian to younger igneous activity; the exact age cannot be determined from the photograph. Pink color generally reflects trace elements or microscopic inclusions, often involving titanium, iron, or dumortierite.

Uses & applications

Used as a decorative and lapidary stone, in carvings, tumbled stones, and inexpensive jewelry; quartz is also important industrially in glass, electronics, and abrasives.

Geological facts

Rose quartz commonly lacks well-formed crystal faces and is usually massive. Its pink color can fade with prolonged sunlight or heating.

Field identification & locations

Common localities include Brazil, Madagascar, India, South Africa, and the United States. Test carefully with a steel file or glass: genuine quartz should scratch glass, though this specimen’s granular surface may complicate testing.