stackyFACTSIn the mineral world, talc is an absolute pushover. Defining the absolute lowest rating of a 1 on the Mohs hardness scale, it is so ridiculously soft that you can scratch it with your bare fingernail. It's ground up to make talcum powder, proving its ultimate destiny is simply to be smashed into dust for our convenience.
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New Age crystal shops would have you believe quartz is an incredibly rare, mystical artifact. In reality, silicon dioxide is so absurdly common that it makes…
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Geologists couldn't just call it 'salt,' so they named it halite. It forms massive cubic crystals entirely through the evaporation of ancient enclosed seas.…
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Diamonds are formed too deep to reach, so we have to rely on violent 'kimberlite pipes' to bring them up. These are carrot-shaped, supersonic volcanic…
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While quartz gets all the fame, feldspar is doing the actual heavy lifting. This group of rock-forming minerals comprises over 50 percent of the Earth's crust…
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Ah, fool's gold. Iron sulfide, or pyrite, is geology's favorite practical joke. It features a dazzling, metallic brass-yellow luster that makes amateur…
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When dirt, sand, and pebbles get tired of moving, they settle down in flat layers. Over countless millennia, the sheer weight of this accumulated debris…
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