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单词 alkali basalt
释义

Definition of alkali basalt in English:

alkali basalt

noun
Geology

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

Origin

Early 20th century.

Definition of alkali basalt in US English:

alkali basalt

noun
Geology

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

Origin

Early 20th century.
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更新时间：2024/11/8 23:50:50