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How Are Geodes Formed? - Rock & Gem Magazine
Apr 23, 2026 - How are geodes formed? Learn how mineral-rich water creates crystal-lined cavities and why rare conditions can produce giant geodes like Spain’s Pulpí Geode.
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Oco Geode Guide: Geology & Collecting - Rock & Gem Magazine
Apr 23, 2026 - Oco geode guide covering geology, formation, and collecting tips. Learn where these Brazilian geodes are found and what makes them unique.
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Beaded Necklaces: A Gem Design Guide - Rock & Gem Magazine
Apr 23, 2026 - Learn how to create beaded necklaces with gemstones. From choosing beads and cords to drilling and polishing, this guide makes jewelry-making easy and creative.
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