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

Pink Quartz (Rose Quartz)

Silicon Dioxide (SiO2)

Hardness: 7 on Mohs scale; Color: Pale pink to rose red; Luster: Vitreous to greasy; 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 to greasy
Identified More mineral

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Physical properties

Hardness: 7 on Mohs scale; 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

Usually forms in magmatic pegmatites at high temperatures. The pink color is generally attributed to microscopic inclusions of aligned silicate mineral fibers (dumortierite). Found in Precambrian to Cenozoic formations.

Uses & applications

Extensively used in lapidary work for cabochons, beads, and carvings; ornamental stone; used in 'crystal healing' practices; and as a collector's specimen.

Geological facts

Rose quartz is unique because it rarely forms macroscopic crystals and is usually found in massive form. The color can fade if exposed to direct sunlight for long periods. Largest deposits are in Brazil and Madagascar.

Field identification & locations

Identify in the field by its distinct pink hue, lack of cleavage, and ability to scratch glass. Commonly found in pegmatite veins. For collectors, look for deep color saturation and clarity.