WILDKYLE on MSN
They cut open a 20-million-year-old coral geode and found a pattern that looked like space
A group of rock hunters finally cut open several pieces of agatized coral that had been sitting around for months. Most of ...
Crack open an unassuming stone, and you might just uncover a little conclave of crystals within. Their walls are glittering with quartz, amethyst, or calcite, protected by a hard shell that was shaped ...
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