Rock Identifier
Rose Quartz (Silicon dioxide (SiO2)) — mineral
mineral

Rose Quartz

Silicon dioxide (SiO2)

Hardness: 7 on Mohs scale; Color: pale pink to rose red; Luster: Vitreous; Crystal Structure: Trigonal/Hexagonal; Cleavage: None/Conchoidal fracture; Specific Gravity: 2.65.

Hardness
7 on Mohs scale
Color
pale pink to rose red
Luster
Vitreous
Identified More mineral

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Physical properties

Hardness: 7 on Mohs scale; Color: pale pink to rose red; Luster: Vitreous; Crystal Structure: Trigonal/Hexagonal; Cleavage: None/Conchoidal fracture; Specific Gravity: 2.65.

Formation & geological history

Formed in high-temperature silica-rich igneous environments, primarily within hydrothermal veins or pegmatites. The pink color is attributed to microscopic inclusions of pink fibrous minerals like dumortierite or trace amounts of titanium/manganese.

Uses & applications

Used extensively in jewelry, ornamental carvings, alternative healing practices, and as decorative display specimens.

Geological facts

Rose quartz is rarely found as well-formed individual crystals; it usually occurs in massive crystalline aggregates. The pink color is often sensitive to light and can fade over long periods of UV exposure.

Field identification & locations

Identify by its characteristic hazy translucent pink color and lack of cleavage. Common locations include Brazil (significant commercial source), South Africa, Madagascar, and the United States (notably South Dakota).