Crystal (disambiguation)

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Crystal
Given Name
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Contents

Crystal may refer to:

[edit] Physical science

  • Crystal, in chemistry and mineralogy, a form of matter wherein its molecules are regularly aggregated in a definite internal crystal structure, with the external form of a solid of symmetrically arranged plane faces.
  • Photonic crystals or phononic crystals: in analogy with atomic crystals, regular arrangements of optical or elastic materials, respectively.
  • Liquid crystal, in physical chemistry, a turbid liquid with some internal structure like an ordinary crystal, that exhibits double refraction.

[edit] Technology

  • In electronics, a crystal is a crystalline piece of a semiconductor used in a device, such as a crystal radio receiver, for its properties of electrical conduction.
  • Crystal oscillator, in electronics, a device, often used in timekeeping, as in a quartz clock, and in radio transmission, which produces an alternating electric current stabilized by the mechanical resonance of a piezoelectric crystal, usually quartz.
  • Lead crystal or crystal-glass, a form of glass with a high degree of transparency that usually consists of a high proportion of lead oxide.

[edit] Art

  • A piece of rock-crystal (or similar material) used especially in magic art, such as crystal gazing.

[edit] Proper name

[edit] Popular culture

  • Slang for crystalline methamphetamine.
  • Crystal Healing, belief in healing or metaphysical power of crystals
  • Crystal (comics), superhero in the fictional Marvel Comics universe
  • Crystal (song), record released by British band New Order in 2001
  • "Crystal", a poem from Patti Smith 1972 book Seventh Heaven
  • The Crystals, popular American "girl group" of the 1960s, best known for songs like He's a Rebel and Uptown
  • Crystal, popular Hungarian group. Songs include : "Te Vagy A Jel" and "Hív A Végtelen"

[edit] Computer software

[edit] Structures

[edit] Food and drink

[edit] Companies and organizations

[edit] Places

In the United States:

[edit] Ships

  • Crystal (steamboat), a vessel that operated in the early 1900s as part of the Puget Sound Mosquito Fleet

[edit] See also

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