twin crystal


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twin crystal

[′twin ′krist·əl]
(crystallography)
A compound crystal which has one or more parts whose lattice structure is the mirror image of that in the other parts of the crystal. Also known as crystal twin; twin.
References in periodicals archive ?
Moreover, a large area of twin crystal appears along [110] orientation, which enhances the capability of material to resist deformation, and the stress increases with strain, as shown in Figure 5(e).
"Some compounds typically grow only as twin crystals, and were formerly impossible to analyze," says Campana.