01 n. A kind of pseudomorph, in which there has been a change of physical characters, by a change in crystal structure without alteration of chem…
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1.
A kind of pseudomorph, in which there has been a change of physical characters, by a change in crystal structure without alteration of chemical composition, as the change of aragonite to calcite; called also allomorph.(Min.) Also: allomorph
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2.
A taxonomic variant observed within a species, for which a more specific term has not been assigned.(Biol.)