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a solid substance formed when a chemical compound solidifies, with atoms arranged in a highly regular, repeating pattern
a rock or mineral formed by the solidification of a substance, with regularly repeating internal structure and often distinct external faces
What is "crystal"?
Crystal is a type of quartz mineral that forms naturally in many different geological environments. It has a unique molecular structure that gives it its characteristic shape and color and is valued for its aesthetic beauty and metaphysical properties. Crystals can be found in a variety of forms, from small clusters to large geodes, and can be used in a variety of ways such as for healing, meditation, or decoration. Different types of crystals are believed to have different energy and healing properties and are used by many people around the world to enhance their well-being and spiritual practices.
a crystalline component used in electronic devices to control or stabilize electrical signals
a transparent protective cover that shields the face of a watch
glassware made from quartz or containing quartz components, valued for clarity, brilliance, and decorative or functional use
colorless, high-purity glass, typically made from nearly pure silica, used as a raw material for decorative, functional, or industrial purposes
methamphetamine, especially in crystalline form, often smoked or ingested
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