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 (glassy) to greasy; Crystal Structure: Hexagonal (Trigonal); Cleavage: Indistinct/Conchoidal fracture; Specific Gravity: 2.65

Hardness
7 on Mohs scale
Color
Pale pink to rose red
Luster
Vitreous (glassy) to greasy
Identified More mineral
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Physical properties

Hardness: 7 on Mohs scale; Color: Pale pink to rose red; Luster: Vitreous (glassy) to greasy; Crystal Structure: Hexagonal (Trigonal); Cleavage: Indistinct/Conchoidal fracture; Specific Gravity: 2.65

Formation & geological history

Forms primarily in pegmatites through the slow cooling of magma, though it can also be found in hydrothermal veins. The pink color is generally attributed to microscopic inclusions of pink borosilicate fibers similar to dumortierite.

Uses & applications

Extensively used in jewelry (cabochons, beads), decorative carvings, meditation practices, and as a popular collector's mineral.

Geological facts

Unlike other varieties of quartz, rose quartz rarely forms distinct, well-defined crystals and is usually found in massive form. The first rose quartz crystals were discovered in Maine, USA in the early 20th century.

Field identification & locations

Identified by its signature pink color and lack of crystal faces (usually). In the field, look for massive quartz veins in pegmatite-rich areas like Brazil, South Dakota (USA), or Madagascar. It is hard enough to scratch glass.