Also found in: Medical, Encyclopedia.
Related to pseudomorphism: Incrustation pseudomorph


1. A false, deceptive, or irregular form.
2. A mineral that has the crystalline form of another mineral rather than the form normally characteristic of its own composition.

pseu′do·mor′phic, pseu′do·mor′phous adj.
pseu′do·mor′phism n.
References in periodicals archive ?
Powell also falls into the trap of pseudomorphism, but she is unashamed of it (thus boldly galvanizing a debate that art historians such as Erwin Panofsky, Schapiro, and Yve-Alain Bois seemed to have laid to rest).
During his own efforts to understand the processes underlying pseudomorphism, Heaney examined thin samples of tiger's-eye under a microscope and realized that Wibel was wrong.
They are extremely impressive examples of pseudomorphism, and Mikhail was letting them go for about 15 Euros apiece.
Subtopics of collector interest such as pseudomorphism, fluorescence, and gem and lapidary implications are worked in smoothly.
Curators invite the criticism of pseudomorphism when they place together things from radically diverse cultures that just happen to look similar; there's the charge of relinquishing the responsibility to articulate the historical and cultural specificity of the displayed objects; there's even the accusation that curators promote a transhistorical and universalizing humanism.
In his specimens one could see a great diversity of azurite crystal habits, and pseudomorphism in all stages from faintly incipient to complete; some crystal groups are blue but show faintest velvety sheens of malachite alteration which can't be more than a few microns thick.