Definition of crystal class in English:

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crystal class

Entry from British & World English dictionary

noun

Each of thirty-two categories of crystals classified according to the possible combinations of symmetry elements possessed by the crystal lattice.
Example sentences
  • Many crystal classes are represented by a unique geometrical body.
  • Each of the crystal classes is named according to the variant of a crystal form which it displays.
  • Each crystal class will have crystal faces that uniquely define the symmetry of the class.

For editors and proofreaders

Line breaks: crys|tal class

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