Rock Identifier
Milky quartz (possibly pale rose quartz) (Quartz, silicon dioxide (SiO₂)) — mineral
mineral

Milky quartz (possibly pale rose quartz)

Quartz, silicon dioxide (SiO₂)

AI-generated identification · may be incorrect

Mohs hardness 7; translucent white to very pale pink, with a vitreous to waxy luster. It has hexagonal crystal structure, no true cleavage, and commonly shows conchoidal fracture; the rounded edges suggest tumbling or natural abrasion.

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Physical properties

Mohs hardness 7; translucent white to very pale pink, with a vitreous to waxy luster. It has hexagonal crystal structure, no true cleavage, and commonly shows conchoidal fracture; the rounded edges suggest tumbling or natural abrasion.

Formation & geological history

Forms when silica-rich fluids crystallize in igneous and metamorphic rocks, veins, and cavities. Quartz is extremely ancient and widespread, with specimens forming throughout Earth’s geological history.

Uses & applications

Used for glass, electronics, abrasives, engineered stone, and ceramics; attractive pink material is used for inexpensive cabochons and specimens. This small piece typically has modest collector value.

Geological facts

The cloudy appearance results from microscopic fluid inclusions, fractures, or mineral impurities. Pale pink color may indicate rose quartz, though color alone cannot distinguish it confidently from milky quartz.

Field identification & locations

Commonly found in quartz veins, granite pegmatites, metamorphic rocks, and alluvial gravels worldwide. Identify by its glassy fracture, hardness, lack of cleavage, and inability to scratch it with a steel nail; definitive identification may require testing.