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Polymorphism

From Online Dictionary of Crystallography

Polymorphisme (Fr). Polymorphie (Ge). Polimorfismo (It). 多形現象 (Ja). Полиморфизм (Ru). Polimorfismo (Sp).

The phenomenon in which the same chemical compound exhibits different crystal structures. As an example, CaCO3 may crystallize as trigonal calcite or orthorhombic aragonite.

See also

The International Union of Crystallography is a non-profit scientific union serving the world-wide interests of crystallographers and other scientists employing crystallographic methods.