pneumatolysisn.

Brit.

/ˌnjuːməˈtɒlᵻsɪs/, U.S.

/ˌn(j)uməˈtɑləsəs/

Origin: Formed within English, by compounding; modelled on a German lexical item. Etymons: pneumato- comb. form, -lysis comb. form.

Etymology: < pneumato- comb. form + -lysis comb. form, after German Pneumatolyse (R. Bunsen 1851, in Ann. der Physik 83 264). Compare slightly earlier pneumatolytic adj.

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).

单词	pneumatolysis
释义	pneumatolysisn. Brit. /ˌnjuːməˈtɒlᵻsɪs/, U.S. /ˌn(j)uməˈtɑləsəs/ Origin: Formed within English, by compounding; modelled on a German lexical item. Etymons: pneumato- comb. form, -lysis comb. form. Etymology: < pneumato- comb. form + -lysis comb. form, after German Pneumatolyse (R. Bunsen 1851, in Ann. der Physik 83 264). Compare slightly earlier pneumatolytic adj. 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). < n.1896
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