Agate is a striking and versatile gemstone known for its distinctive banding patterns and wide variety of colors. It’s a form of chalcedony, which is a microcrystalline variety of quartz, and often forms in concentric layers within volcanic rocks.
Origins and Composition
Origin: Brazil
Chemical Formula: SiO₂ (Silicon Dioxide)
Color: Virtually every color imaginable—often banded with multiple hues
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.
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