| 单词 | pneumatolysis | 
| 释义 | pneumatolysisn. Geology.   The chemical alteration of rock and formation of minerals by the action of hot magmatic gases and vapours. ΘΚΠ the world > the earth > minerals > change processes > 			[noun]		 > pneumatolysis pneumatolysis1896 the world > the earth > structure of the earth > formation of features > metamorphism > 			[noun]		 > pneumatolysis pneumatolysis1896 greisening1907 greisenization1934 1896    J. A. Phillips  & H. Louis Treat. Ore Deposits 		(ed. 2)	  i. 129  				He [sc. Vogt] uses the word pneumatolysis for this action. 1905    Rep. Board of Regents Smithsonian Inst. 1904 335  				The importance of pneumatolysis in forming ore deposits was emphasized by the discovery..of a number of economically important deposits. 1934    Q. Jrnl. Geol. Soc. 90 348  				Greisenization is always regarded as a typical example of pneumatolysis. 1990    C. Pellant Rocks, Minerals & Fossils 52  				Wolfram and tin are two important ores thought to be formed by pneumatolysis. This entry has been updated (OED Third Edition, September 2006; most recently modified version published online March 2022). <  | 
	
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