Pneumatolysis is an obsolete geologic term for magma emitting gasses that alter surrounding rock or crystallize minerals.
Pneumatolysis is now considered a type of
hydrothermal
Hydrothermal circulation in its most general sense is the circulation of hot water (Ancient Greek ὕδωρ, ''water'',Liddell, H.G. & Scott, R. (1940). ''A Greek-English Lexicon. revised and augmented throughout by Sir Henry Stuart Jones. with th ...
interaction.
See also
*
Metasomatism
Metasomatism (from the Greek μετά ''metá'' "change" and σῶμα ''sôma'' "body") is the chemical alteration of a rock by hydrothermal and other fluids. It is traditionally defined as metamorphism which involves a change in the chemical com ...
References
Further reading
*
Philip Lake
Philip Lake (9 April 1865, Morpeth, Northumberland – 12 June 1949, Cambridge, England) was a British geologist and palaeontologist.
Education
After graduating from Morpeth Grammar School (where his father was the headmaster), Philip Lake stud ...
and
R. H. Rastall. ''A textbook of geology'' (1920). 3rd ed. Edward Arnold: London
pp. 251-255 describes pneumatolysis, especially in granites.
* ''McGraw-Hill Encyclopedia of the Geological Sciences.'' Second edition. New York: McGraw-Hill, 1987. p. 518
External links
*
Igneous petrology
Metamorphic petrology
Obsolete geology theories
Geological processes
{{geological-process-stub