Rock Identifier
Rose Quartz with Feldspar Inclusions (Silicon Dioxide (SiO2)) — mineral
mineral

Rose Quartz with Feldspar Inclusions

Silicon Dioxide (SiO2)

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

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Physical properties

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

Formation & geological history

Formed in pegmatites, usually during the late-stage crystallization of magma. The pink color is generally attributed to microscopic traces of dumortierite or titanium. Geological age varies from Precambrian to Cenozoic depending on the host pegmatite.

Uses & applications

Widely used in the gemstone industry for cabochons, beads, and carvings. Also popular in the metaphysical community and for ornamental home decor. Industrial use includes high-quality glass manufacturing and electronics.

Geological facts

Rose quartz is unique because it rarely forms distinct crystals with faces; it is almost always found in massive form. The deep coloration of some specimens can fade if exposed to prolonged sunlight.

Field identification & locations

Identify by its characteristic pink hue and its ability to scratch glass (hardness 7). It is commonly found in Brazil, South Africa, Madagascar, and the United States (South Dakota). Collectors look for deep color saturation and clarity.