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

> as lemmas

pyroschist

pyroschist n.

Brit.

/ˈpʌɪrə(ʊ)ʃɪst/

U.S.

/ˈpaɪrəˌʃɪst/

Geology (now rare) a schist or shale with a high carbon content, which burns or yields volatile hydrocarbons or flammable gas when heated.

ΚΠ

1861 T. S. Hunt in Canad. Naturalist & Geologist 6 242 These inflammable or lignitic shales, which may be conveniently distinguished by the name of pyroschists, (the brandschiefer of the Germans) are to be carefully distinguished from rocks containing ready-formed bitumen.

1920 A. W. Grabau Textbk. Geol. xviii. 580 Shales... When extremely rich in carbonaceous material they are called pyroschists.

extracted from pyro-comb. form

as lemmas

单词	pyroschist
释义	> as lemmas pyroschist pyroschist n. Brit. /ˈpʌɪrə(ʊ)ʃɪst/ , U.S. /ˈpaɪrəˌʃɪst/ Geology (now rare) a schist or shale with a high carbon content, which burns or yields volatile hydrocarbons or flammable gas when heated. ΚΠ 1861 T. S. Hunt in Canad. Naturalist & Geologist 6 242 These inflammable or lignitic shales, which may be conveniently distinguished by the name of pyroschists, (the brandschiefer of the Germans) are to be carefully distinguished from rocks containing ready-formed bitumen. 1920 A. W. Grabau Textbk. Geol. xviii. 580 Shales... When extremely rich in carbonaceous material they are called pyroschists. extracted from pyro-comb. form < as lemmas
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