stackyFACTSIn the nineteenth century, Friedrich Mohs decided the best way to classify minerals was to simply make them fight each other. The Mohs hardness scale ranks minerals from one to ten based entirely on which one can scratch the other. Talc is the pathetic loser at one, while diamond reigns supreme at ten, destroying everything in its path.
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Geodes are the geology world's ultimate lesson in not judging a rock by its dull exterior. On the outside, they look like the most boring, lumpy stones…
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As if being buried in shattered glass wasn't enough, the fallout eventually decides to become permanent. Over time, thick deposits of compacted volcanic ash…
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Minerals do not just break randomly; they possess cleavage, which is the tendency to consistently break along specific flat planes of structural weakness. Hit…
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Lava flows are actually pretty slow, but lahars will absolutely wreck your day. When a volcano erupts under a glacier or a crater lake, it violently melts the…
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When glaciers aggressively move over loose sediment, they sometimes smear the dirt into elongated, teardrop-shaped hills called drumlins. They almost always…
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Sometimes you find a massive, oddly shaped boulder sitting in the middle of a flat plain where it clearly does not belong. These are glacial erratics. A…
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