Rock Identifier
Rose quartz cabochon (Quartz, SiO₂ (rose quartz; trigonal crystal system)) — gemstone
gemstone

Rose quartz cabochon

Quartz, SiO₂ (rose quartz; trigonal crystal system)

AI-generated identification · may be incorrect

Pale pink, translucent to cloudy, with a vitreous luster; Mohs hardness 7, no cleavage, and conchoidal fracture. The smooth oval cabochon appears stamped or marked, so its color and surface may have been treated.

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Physical properties

Pale pink, translucent to cloudy, with a vitreous luster; Mohs hardness 7, no cleavage, and conchoidal fracture. The smooth oval cabochon appears stamped or marked, so its color and surface may have been treated.

Formation & geological history

Rose quartz forms in silica-rich pegmatites and other igneous settings, crystallizing from late-stage fluids; specimens range from Precambrian to geologically recent deposits.

Uses & applications

Used for cabochons, beads, carvings, and inexpensive jewelry, as well as decorative objects and mineral collecting.

Geological facts

The pink color is generally attributed to microscopic inclusions or trace elements; rose quartz commonly occurs in massive rather than well-formed crystals.

Field identification & locations

Identify by its pink color, glassy luster, hardness, and lack of cleavage; notable sources include Brazil, Madagascar, India, and South Dakota. The visible marking is not enough to confirm treatment or origin.