Rock Identifier
Pink quartz (likely rose quartz) (Quartz, silicon dioxide (SiO₂), commonly quartz var. rose quartz) — mineral
mineral

Pink quartz (likely rose quartz)

Quartz, silicon dioxide (SiO₂), commonly quartz var. rose quartz

AI-generated identification · may be incorrect

Typically pale pink, translucent, and vitreous with conchoidal fracture; hardness 7 Mohs, no cleavage, hexagonal crystal structure, and specific gravity about 2.65. The specimen appears rough and fractured, with possible surface coating or iron staining contributing to its color.

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Physical properties

Typically pale pink, translucent, and vitreous with conchoidal fracture; hardness 7 Mohs, no cleavage, hexagonal crystal structure, and specific gravity about 2.65. The specimen appears rough and fractured, with possible surface coating or iron staining contributing to its color.

Formation & geological history

Forms mainly in silica-rich pegmatites and hydrothermal veins, with pink color caused by microscopic inclusions or trace elements; quartz ranges from Precambrian to recent in age. Common sources include Brazil, Madagascar, India, South Africa, and the United States.

Uses & applications

Used for carvings, beads, cabochons, ornamental stone, and inexpensive jewelry; massive rose quartz is also collected as a mineral specimen. It has limited industrial value compared with clear quartz.

Geological facts

Rose quartz is usually massive rather than well-crystallized; transparent pink quartz crystals are a rarer variety sometimes called pink quartz. Its color can fade with prolonged sunlight or heating.

Field identification & locations

Identify by glassy luster, conchoidal fracture, lack of cleavage, and ability to scratch ordinary glass; a steel blade should not scratch it. Confirm with hardness and specific-gravity tests, since pink glass or calcite can look similar.