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

alkali basalt n. Geology a variety of basalt having nepheline as a normative mineral and typically containing phenocrysts of olivine, titanium-rich augite, and plagioclase.

ΚΠ

1905 J. B. Jaquet et al. in Rec. Geol. Surv. New S. Wales 8 63 For the more basic members of group A, the term ‘alkali-basalt’, analogous to those of ‘alkali-granite’ and ‘alkali-syenite’, now in use, has much to recommend it.

1952 Jrnl. Ecol. 40 143 The island of Pico is formed entirely of alkali basalt or olivine.

1979 R. Anderton et al. Dynamic Stratigr. Brit. Isles xi. 164/1 Alkali basalts..were particularly important in the Midland Valley of Scotland and in the Northumberland Basin.

2002 Jrnl. Petrol. 43 1926/2 Major high field strength elements (HFSE), such as Ti and P, have higher concentrations in alkali basalt than in sub-alkaline basalt.

单词	alkali basalt
释义	> as lemmas alkali basalt alkali basalt n. Geology a variety of basalt having nepheline as a normative mineral and typically containing phenocrysts of olivine, titanium-rich augite, and plagioclase. ΚΠ 1905 J. B. Jaquet et al. in Rec. Geol. Surv. New S. Wales 8 63 For the more basic members of group A, the term ‘alkali-basalt’, analogous to those of ‘alkali-granite’ and ‘alkali-syenite’, now in use, has much to recommend it. 1952 Jrnl. Ecol. 40 143 The island of Pico is formed entirely of alkali basalt or olivine. 1979 R. Anderton et al. Dynamic Stratigr. Brit. Isles xi. 164/1 Alkali basalts..were particularly important in the Midland Valley of Scotland and in the Northumberland Basin. 2002 Jrnl. Petrol. 43 1926/2 Major high field strength elements (HFSE), such as Ti and P, have higher concentrations in alkali basalt than in sub-alkaline basalt. extracted from alkalin.adj. < as lemmas
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