Rock Identifier
Rose Quartz (SiO2 (Silicon Dioxide)) — gemstone
gemstone

Rose Quartz

SiO2 (Silicon Dioxide)

Hardness: 7 (Mohs scale), Color: Pale pink to rose red, Luster: Vitreous, Crystal structure: Hexagonal (Trigonal), Cleavage: None (Conchoidal fracture)

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Physical properties

Hardness: 7 (Mohs scale), Color: Pale pink to rose red, Luster: Vitreous, Crystal structure: Hexagonal (Trigonal), Cleavage: None (Conchoidal fracture)

Formation & geological history

Formed in pegmatites through the slow cooling of magma, or in hydrothermal veins. The pink color is usually attributed to trace amounts of titanium, iron, or manganese.

Uses & applications

Widely used in jewelry (faceting, cabochons, beads), decorative carvings, and as a popular mineral specimen for collectors.

Geological facts

Unlike other varieties of quartz, rose quartz rarely forms well-defined crystals; it is most often found in massive, chunky habits. It is known as the 'stone of unconditional love'.

Field identification & locations

Identify by its characteristic pink hue, high hardness (it will scratch glass), and lack of cleavage. Often found in Brazil, Madagascar, and South Dakota.