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rotation axis |
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rotation axis [rō′tā·shən ‚ak·səs]
(crystallography) A symmetry element of certain crystals in which the crystal can be brought into a position physically indistinguishable from its original position by a rotation through an angle of 360°/nabout the axis, wherenis the multiplicity of the axis, equal to 2, 3, 4, or 6. Also known as symmetry axis. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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