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单词 suevite
释义

sueviten.

Brit. /ˈsweɪvʌɪt/, /ˈswiːvʌɪt/, U.S. /ˈsweɪˌvaɪt/, /ˈswiˌvaɪt/
Origin: A borrowing from German. Etymon: German Suevit.
Etymology: < German Suevit (1924 or earlier) < post-classical Latin Suevia , name of a region in Germany (see note at Suevian adj. and compare Swabian adj. 1) + -it -ite suffix1.
Geology.
A type of breccia associated with impact craters, consisting of a welded mass (welded adj. 3a) of debris fragments resembling volcanic tuff but showing signs of alteration by mechanical and thermal shock; (originally) such rock from the Ries crater near Nördlingen in Germany.
ΘΚΠ
the world > the earth > structure of the earth > constituent materials > rock > composite rock > [noun] > breccia > specific
bone breccia1829
fault breccia1891
ferricrete1902
microbreccia1926
suevite1936
1936 Geogr. Jrnl. 87 59 In appearance the trass or Suevite of the Ries very closely resembles the Buonim agglomerate; both are highly vesicular and of acid composition, liparitic or dacitic.
1970 New Scientist 23 July 174/3 The so-called ‘suevite’ rocks of the Ries are almost identical to some of the surface samples from the fragmented lunar ‘regolith’.
2003 V. L. Masaitis in C. Koeberl & F. Martínez-Ruiz Impact Markers Stratigr. Rec. 155 These suevites contain small bodies of impact melt rocks.
This entry has been updated (OED Third Edition, September 2021; most recently modified version published online March 2022).
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n.1936
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