Carnelian is a warm, fiery gemstone known for its deep orange to reddish-brown hues and its long history of use in art, jewelry, and spiritual practices. It’s a variety of chalcedony agate, which is a microcrystalline quartz, and its vibrant color comes from iron oxide impurities.
Origins and Composition
Origin: South region of Brazil
Chemical Formula: SiO₂ (Silicon Dioxide)
Color: Orange, red-orange, reddish-brown, sometimes with translucent patches
Hardness: 6.5–7 on the Mohs scale
Crystal System: Trigonal
Natural Product Notice: These items are unique and may feature natural imperfections resulting from extraction and polishing.