Rock Identifier
Rose Quartz (Silicon Dioxide (SiO2) with trace Titanium, Manganese, or Iron) — mineral
mineral

Rose Quartz

Silicon Dioxide (SiO2) with trace Titanium, Manganese, or Iron

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

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Physical properties

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

Formation & geological history

Formed in high-temperature silica-rich environments, most commonly found in late-stage igneous pegmatites. The pink color is generally attributed to microscopic inclusions of a fibrous pink mineral similar to dumortierite.

Uses & applications

Used extensively in jewelry as cabochons, beads, and carvings. Also used in decor, metaphysical practices, and as a collectible mineral specimen.

Geological facts

Rose quartz rarely forms visible crystals; it usually appears as a 'massive' chunk. Some pieces exhibit asterism (a star effect) when viewed under specific lighting due to aligned inclusions.

Field identification & locations

Identify by its characteristic pink hue, high hardness (will scratch glass), and lack of flat cleavage planes. Major deposits are found in Brazil, Madagascar, South Africa, and the USA (South Dakota).