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 on Mohs scale; Color: Pink to rose red; Luster: Vitreous/glassy; Crystal Structure: Hexagonal (usually found in massive form); Cleavage: None (conchoidal fracture); Specific Gravity: 2.65

Hardness
7 on Mohs scale
Color
Pink to rose red
Luster
Vitreous/glassy
Identified More mineral

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Physical properties

Hardness: 7 on Mohs scale; Color: Pink to rose red; Luster: Vitreous/glassy; Crystal Structure: Hexagonal (usually found in massive form); Cleavage: None (conchoidal fracture); Specific Gravity: 2.65

Formation & geological history

Formed primarily in pegmatites through the cooling of molten magma rich in silica. The pink color is attributed to microscopic inclusions of pink borosilicate fibers or trace elements. It is found in geological formations ranging from Precambrian to more recent eras.

Uses & applications

Used extensively in jewelry (cabochons, beads), decorative carvings, and as a popular specimen for metaphysical and mineral collectors. Historically used in faceted stones despite its typical cloudiness.

Geological facts

Unlike other varieties of quartz, rose quartz rarely forms well-defined crystals and is almost always found in large, translucent masses. The largest deposits are in Brazil, which provides the majority of the world's supply.

Field identification & locations

Identify by its distinct pink translucent color, glassy luster, and the fact that it can scratch glass but cannot be scratched by a steel knife. Commonly found in Madagascar, Brazil, and South Dakota.