What is a Thunder Egg

What is a Thunder Egg?

Thunder Eggs, often mistaken as mere stones, carry within them a fascinating world far beyond their unassuming exteriors. These geological marvels, also known as lithophysae, are essentially natural time capsules that offer a glimpse into the volcanic activities of yesteryears. Found embedded in volcanic ash or within rhyolite formations, thunder eggs are formed when silica-rich…

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