英语词汇“brecciation”的英英意思、用法、释义、翻译、读音、例句、短语、词组、英语词典-本地帮

单词

brecciation

释义

brecciation Geol.|brɛtʃɪˈeɪʃən|
[f. breccia + -ation.]
The fragmentation of a rock; also, a brecciated condition.
1873Q. Jrnl. Geol. Soc. XXIX. 188 We..arrive at the conclusion that the contortion and the ‘brecciation’ of the rocks are two totally distinct phenomena.1917Jrnl. Geol. XXV. 161 A crackle breccia, representing incipient brecciation, is one whose fragments are parted by planes of fission and have suffered little or no relative displacement.1932A. Harker Metamorphism xi. 165 The cataclastic process may be modified..in many ways... In what is properly termed brecciation, the first stage in the breaking-down process is a fragmentation..the individual elements of the breccia being not separate crystals but pieces of rock.1969Bennison & Wright Geol. Hist. Brit. Isles viii. 164 The Mannacan Beds are regarded as probable equivalents of the Meadfoot Beds but their brecciation and the absence of fossils frustrate definite correlation.1971Sci. Amer. Oct. 56/3 The brecciation is the result of a catastrophic event, probably the impact of an asteroid-sized object, that blasted out the Imbrium basin.

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