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

Tumbled rose quartz

Quartz, silicon dioxide (SiO₂), pink variety

AI-generated identification · may be incorrect

Mohs hardness 7; translucent to opaque dusty pink with a vitreous-to-waxy luster, typically massive rather than visibly crystalline, with poor cleavage and conchoidal fracture. The rounded shape and surface sheen indicate mechanical tumbling and polishing.

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Physical properties

Mohs hardness 7; translucent to opaque dusty pink with a vitreous-to-waxy luster, typically massive rather than visibly crystalline, with poor cleavage and conchoidal fracture. The rounded shape and surface sheen indicate mechanical tumbling and polishing.

Formation & geological history

Forms mainly in pegmatites and hydrothermal quartz veins, with pink color commonly related to trace mineral inclusions or structural defects. Quartz is widespread and forms from Precambrian through modern geological settings.

Uses & applications

Used for ornamental objects, cabochons, beads, carvings, and metaphysical collectibles; it has limited fine-jewelry value compared with transparent quartz gemstones.

Geological facts

Rose quartz commonly shows weak translucency and may display asterism when cut as a cabochon. Its pink color can fade with prolonged intense light or heat.

Field identification & locations

Identify it by its pink massive quartz appearance, glassy/waxy polish, hardness, and lack of obvious cleavage; it should scratch ordinary glass but not be scratched by a steel knife. Common sources include Brazil, Madagascar, India, South Africa, and the United States.