Red Jasper with Quartz
Quartz var. Red Jasper / Chalcedony · Semi-Precious Gemstone / Ornamental Stone
Crystal System
Trigonal, microcrystalline habit with massive or banded structure
Mineral Group
Silicates
Chemical Formula
SiO2
Formation Process
Sedimentary or hydrothermal precipitation of silica-rich fluids filling fractures or cavities in host rocks
About This Crystal
A polished tumbled stone featuring vibrant opaque red jasper bands alternating with translucent white quartz or chalcedony layers, exhibiting a smooth, highly reflective vitreous to waxy luster.
Physical Characteristics
Opaque to translucent body with red and white banding, white streak, conchoidal fracture, no cleavage, specific gravity around 2.65, brittle tenacity
Optical Properties
Microcrystalline aggregate showing aggregate double refraction, isotropic or anomalous interference figures under polarized light, non-pleochroic
Hardness & Durability
Origin Region
Worldwide distribution, with significant deposits in India, Brazil, Madagascar, Russia, and the USA
Hardness & Durability
Mohs hardness of 6.5 to 7, good toughness due to microcrystalline interlocking structure, highly stable for everyday jewelry use
Care & Maintenance
Clean with warm soapy water and a soft cloth, store away from scratching harder gemstones, avoid harsh hydrofluoric acids
Rarity & Value
Common and widely available, affordable price range, enhancements like dyeing are rare since natural material is abundant
Special Characteristics
Distinct natural banding combining microcrystalline red jasper with crystalline quartz bands, creating a striking contrast and visual pattern
Lore & History
Historically used by ancient peoples for amulets and seals; traditionally associated with grounding, vitality, and strength in modern crystal healing practices