Rock Identifier
Rose Quartz (Quartz (Silicon Dioxide - SiO2)) — mineral
mineral

Rose Quartz

Quartz (Silicon Dioxide - SiO2)

Hardness: 7 on Mohs scale; Color: Pale pink to rose red; Luster: Vitreous/Glassy; Crystal Structure: Hexagonal (trigonal); Cleavage: None (conchoidal fracture); Specific Gravity: 2.65

Hardness
7 on Mohs scale
Color
Pale pink to rose red
Luster
Vitreous/Glassy
Identified More mineral

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Physical properties

Hardness: 7 on Mohs scale; Color: Pale pink to rose red; Luster: Vitreous/Glassy; Crystal Structure: Hexagonal (trigonal); Cleavage: None (conchoidal fracture); Specific Gravity: 2.65

Formation & geological history

Formed in pegmatites and hydrothermal veins through the crystallization of magma or silica-rich fluids. The pink color is generally attributed to trace amounts of titanium, iron, or manganese, or microscopic inclusions of dumortierite.

Uses & applications

Primarily used in jewelry, decorative carvings, and as a popular display specimen for collectors. In historical times, it was used for seals and amulets. It is also a staple in the metaphysical market.

Geological facts

Unlike other varieties of quartz, rose quartz rarely forms well-defined crystal faces and is typically found in massive chunks. Some specimens exhibit 'asterism' (a star effect) when cut into cabochons due to aligned rutile inclusions.

Field identification & locations

Identify in the field by its distinctive pink hue, hardness (it will scratch glass), and lack of cleavage. Common locations include Brazil, South Africa, India, and Madagascar. Collectors should look for depth of color and transparency.