Compound crystal

(Crystallog.) a twin crystal, or one seeming to be made up of two or more crystals combined according to regular laws of composition.
See under Compound.

See also: Compound, Crystal

References in periodicals archive ?
Summary: TEHRAN (FNA)- Researchers announced that they have created a new compound crystal material that promises to help produce advances in a range of scientific and technological pursuits.
The model was evaluated by calculating the detailed compound crystal structure and comparing it to experimental data.
The bottoms of these compound crystals are broken but rehealed, and one even has a milky quartz crystal attached perpendicularly.