contact metamorphism
Noun
Meaning
contact metamorphism (usually uncountable, plural contact metamorphisms)
(geology) Change to rock in physical contact with molten lava
Synonyms
Examples
A subgroup is the andalusite -, staurolite -, kyanite - and sillimanite -schists which usually make their appearance in the vicinity of gneissose granites, and have presumably been affected by contact metamorphism.
Around the igneous rock that forms from the cooling magma is a metamorphosed zone called a contact metamorphism aureole.