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 hydrothermal veins and pegmatites through the crystallization of silica-rich magma. The pink color is often attributed to microscopic inclusions of pink borosilicate fibers similar to dumortierite.

Uses & applications

Primarily used in jewelry (cabochons, beads), tumbled stones for collecting, ornamental carvings, and 'healing crystal' practices. Also used as a material for precision instruments due to its hardness.

Geological facts

Unlike other varieties of quartz, rose quartz rarely forms well-defined crystal faces and is usually found in massive form. It is the unofficial state mineral of South Dakota, USA.

Field identification & locations

Identify in the field by its characteristic pink hue and its ability to scratch glass. Commonly found in Brazil, Madagascar, South Africa, and the United States (South Dakota).