The 2.5 tons Empress of Uruguay is slightly less impressive after a tourist pinched a piece of the world's largest amethyst on show in Queensland, Australia. The three-meter tall amethyst geode - a ...
Amethyst geodes—some stretching 5 m long—dot the ancient lava flows of Uruguay’s Los Catalanes mining area. The geodes contain calcite, colorless quartz, and agate, another quartz mineral. Large ...
People view the 12-foot tall amethyst geode from Uruguay hosted at the American Museum of Natural History in New York. Thanks to geological surveys and detailed chemical analysis, a team of ...
THE “managing dreamer” of the Crystal Castle in the Byron hinterland has mortgaged his property to buy what could be two of the world’s largest crystals. Naren King said he acquired the massive stones ...
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