+**Quartz Crystal** is a hard, crystalline mineral composed of silicon and oxygen atoms. Revered for its clarity and precise structure, it is a vital component in [electronics](/wiki/electronics) for [oscillator](/wiki/oscillator) circuits and widely used in jewelry.
+## See also
+- [Mineral](/wiki/mineral)
+- [Piezoelectricity](/wiki/piezoelectricity)
+- [Gemstone](/wiki/gemstone)
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