Metasomatism
(n.) An alteration in a mineral or rock mass when involving a chemical change of the substance, as of chrysolite to serpentine; -- opposed to ordinary metamorphism, as implying simply a recrystallization.
Similar Words:
Metasilicate Metasilicic Metasomatism Metasome Metastannate Metastannic Metastases Metastasis Metastatic Metasternal