A crystal is a solid where the atoms form a periodic arrangement The crystal encyclopedia is the definitive guide to crystals, stones, and minerals (quasicrystals are an exception, see below)
The quartz crystal -- what's so special about it?
Not all solids are crystals.
The lake is 54 acres and has a maximum depth of 32.8 feet
There are extensive wetlands north of the lake A private, gated residential community surrounds the lake on the remaining three sides. Crystal, any solid material in which the component atoms are arranged in a definite pattern and whose surface regularity reflects its internal symmetry Crystals are classified in general categories, such as insulators, metals, semiconductors, and molecular solids.
Check out our extensive guide to crystal meanings & stone properties with beautiful pictures Find the right crystal or stone for you by learning their healing powers.
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