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🌋💚 VOLCANO AGATE 💚🌋 This dark beauty has a charcoal/black volcanic look in daylight, but hit it with a 365nm UV light and watch it come alive with a shocking neon green glow! ⚡️ Volcano Agate is a commercially used name for dark chalcedony/agate material featuring volcanic-looking matrix, bands, fractures, and mineral inclusions. The vivid UV reaction is caused by natural trace mineral inclusions within the stone. 🖤 Black • charcoal • smoky gray tones 💚 Slight green UV reaction 🔦 Best viewed under 365nm UV ✨ A dark stone with a hidden electric-green surprise!