What is a mineral and how is it different from a rock?
Rock's Secret Crowd
What is a mineral and how is it different from a rock?

You pick up a stone on a hike, turn it over, and a tiny crystal winks back at you. Is that a mineral? Is the whole stone a rock? They sound like the same thing — but they're not. Let's settle the most underrated rivalry in the natural world.
Start with the smaller idea: a mineral. A mineral is a single, pure recipe of nature. It's made of one specific arrangement of atoms, repeated over and over in a tidy, organized pattern. That tidy pattern is why minerals so often grow into neat shapes with flat faces — what we call crystals.
