Mineral

Rutilated Quartz

Quartz with Rutile Inclusions (SiO2 with TiO2 inclusions)

Hardness: 7 (Mohs scale); Color: Typically golden-yellow to brownish-yellow, often clear or smoky base quartz with inclusions; Luster: Vitreous (glassy); Crystal Structure: Hexagonal; Cleavage: None; Specific Gravity: 2.65

Hardness: 7 (Mohs scale)
Luster: Vitreous (glassy)

Identified July 30, 2025More mineral →

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Physical properties

Formation & geological history

Rutilated Quartz forms when rutile (titanium dioxide) inclusions become trapped within growing quartz crystals. This typically occurs in hydrothermal veins and pegmatites. The geological age of the surrounding rock varies, but the quartz crystal growth can occur over millions of years at elevated temperatures and pressures.

Uses & applications

Primarily used in jewelry for its unique appearance, particularly in beads, cabochons, and faceted stones. Also sought after by mineral collectors and used in various new age and spiritual practices.

Geological facts

Rutilated Quartz is highly prized by collectors and for metaphysical uses, often associated with spiritual growth and manifestation. The rutile inclusions can form interesting patterns, sometimes called 'needles of love' or 'Venus hair' due to the delicate, hair-like appearance of the rutile.

Field identification & locations

Can be identified in the field by its characteristic clear to smoky quartz matrix with metallic golden, silver, or reddish needle-like inclusions. It is commonly found in Brazil, Australia, Madagascar, Russia, and the USA. For collectors, look for well-formed rutile inclusions that are clearly visible and aesthetically pleasing within the quartz.

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