MAGMATISM Antonyms

• the formation of crystals

• a rock formed by the solidification of a substance; has regularly repeating internal structure; external plane faces

• a mental synthesis that becomes fixed or concrete by a process resembling crystal formation

• (geology) the mechanical process of wearing or grinding something down (as by particles washing over it), also figuratively

• condition in which the earth's surface is worn away by the action of water and wind

• a gradual decline of something

• erosion by chemical action

• change in the structure of rock by natural agencies such as pressure or heat or introduction of new chemical substances

• the phenomenon of sediment or gravel accumulating

• the process of becoming hard or solid by cooling or drying or crystallization

• Any of the natural phenomena and processes associated with the action of volcanos, geysers and fumaroles

• Alternative spelling of Vulcanism

• the sudden occurrence of a violent discharge of steam and volcanic material