The word “crystal” comes from the Greek “krystallos,” meaning clear ice. A crystal is defined as a solid material consisting of a three-dimensional periodic ordering of atoms, molecules or ions.
Some parts of the U.S. see well over 100 inches (2.5 meters) of snow per year. Edoardo Frola/Moment Open via Getty Images The thought of snow can conjure up images of powdery slopes, days out of ...
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