Crystals & Stones

Native copper mineral specimen; CC0 via Wikimedia Commons — Roosters Peacock crystal guide
Copper: The Stone of Conductivity, Vitality & Practical Connection
Native Copper is elemental Cu, an isometric, highly conductive and malleable mineral with a copper-red metallic surface that can tarnish dark or green. Explore its mineral science, ancient metalworking history,... Read more...