Large crystals found in geodes and other rocks are relatively rare. Pink ChalcedonyA pink chalcedony shows off its beauty. Chalcedonies include many types of cryptocrystalline quartz gems and ...
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Santa Cruz Mineral and Gem Show returns for 71st yearThe halls of the auditorium will be filled with rocks, gemstones, crystals, geodes, jewelry and more items that will have the rock-collecting enthusiasts feeling overjoyed. Dave Somerton ...
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