Rock Identifier
Rose Quartz (Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese) — mineral
mineral

Rose Quartz

Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese

Hardness: 7 (Mohs); Color: Pale pink to rose red; Luster: Vitreous to greasy; Crystal Structure: Hexagonal (Trigonal); Cleavage: None (Conchoidal fracture); Specific Gravity: 2.65

Hardness
7 (Mohs)
Color
Pale pink to rose red
Luster
Vitreous to greasy
Identified More mineral

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Physical properties

Hardness: 7 (Mohs); Color: Pale pink to rose red; Luster: Vitreous to greasy; Crystal Structure: Hexagonal (Trigonal); Cleavage: None (Conchoidal fracture); Specific Gravity: 2.65

Formation & geological history

Formed in igneous environments, primarily within pegmatites (coarse-grained igneous rocks) during the final stages of magma crystallization. It can also be found in hydrothermal veins. Its age varies by location, often associated with Precambrian to Paleozoic formations.

Uses & applications

Primarily used in jewelry for cabochons, beads, and carvings. It is also a popular specimen for mineral collectors and frequently used in interior decor, ornamental spheres, and the metaphysical gem market.

Geological facts

Unlike other varieties of quartz, rose quartz rarely forms well-defined crystal faces and is typically found in massive (anhedral) forms. The pink color is often attributed to microscopic inclusions of fibrous dumortierite. It can sometimes exhibit 'asterism' (a star effect) when cut.

Field identification & locations

Identify by its characteristic hazy pink translucency and hardness (it will scratch glass). It is commonly found in Brazil, Madagascar, South Africa, and the United States (South Dakota). Collectors should look for rich color and higher transparency.