ALL meanings of metasomatism
met·a·so·ma·tism
M m - noun metasomatism (geology) the process by which the bulk chemical composition of a rock is changed by the introduction of components from an external source, especially by a hydrothermal fluid. 1
- noun metasomatism the series of metamorphic processes whereby chemical changes occur in minerals or rocks as a result of the introduction of material, often in hot aqueous solutions, from external sources. 1
- noun metasomatism replacement (def 4). 1
- noun metasomatism change in the composition of a rock or mineral by the addition or replacement of chemicals 0
- noun metasomatism the metamorphic process by which minerals of a rock or ore body are replaced by minerals of a different chemical composition as a result of the action of a fluid, esp. of moving water 0