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Geodes, crystals and agate stones have become a popular interior design trend in recent years with the resurgence of new-age and maximalist styles filled with color and opposing textures. The ...

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In a recent article in Miner Deposita, researchers presented a comprehensive study of the amethyst and agate geodes in the Los Catalanes Gemmological District of Northern Uruguay. This region is ...

L-491 (Agate Geode): Collection includes raw material, outer surface, surrounding matrix, and naturally-weathered specimens. L-491 (Agate Geode) (Information obtained from Briar Creek Type Sheet) ...

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 ...