Rose Quartz
Quartz var. Rose Quartz · Semi-Precious Gemstone / Decorative Stone
Crystal System
Trigonal; typically occurs in massive, anhedral form; rarely found as distinct crystals
Mineral Group
Silicates (Tectosilicate)
Chemical Formula
SiO2 (Silicon Dioxide) with trace impurities of Ti, Fe, or Mn
Formation Process
Igneous/Magmatic: Crystallizes late during the cooling of silica-rich magma in granitic pegmatites
About This Crystal
Translucent to semi-opaque pale pink to rose-red color with a vitreous to greasy luster. The specimen shown is a tumbled, polished stone with characteristic internal fractures and a cloudy appearance.
Physical Characteristics
Color: Pink; Streak: White; Cleavage: None; Fracture: Conchoidal; Specific Gravity: 2.65; Fluorescence: Weak purple under UV
Optical Properties
Refractive Index: 1.544-1.553; Birefringence: 0.009; No pleochroism; some specimens exhibit asterism (star effect) when cut as cabochons
Hardness & Durability
Origin Region
Brazil (Minas Gerais), Madagascar, South Africa, and USA (South Dakota); forms in pegmatites
Hardness & Durability
Mohs Hardness: 7; Toughness: Weak; Stability: High, but may fade if exposed to intense heat or prolonged sunlight
Care & Maintenance
Clean with warm soapy water; avoid ultrasonic cleaners if inclusions are heavy; store away from direct sunlight to prevent color fading
Rarity & Value
Common and abundant; value is determined by color intensity and transparency; typically low price range; often untreated but can be dyed
Special Characteristics
Displays tyndall scattering due to microscopic inclusions which create the pink hue; rare specimens show a six-rayed star (asterism)
Lore & History
Historically associated with love and peace; and used in ancient Egyptian and Roman civilizations for facial masks and seals. Traditionally linked to the Heart Chakra.