alkali basalt
Geology
noun
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.
| 单词 | alkali basalt |
| 释义 | alkali basaltGeology noun A variety of basalt having nepheline as a normative mineral and typically containing phenocrysts of olivine, titanium-rich augite, and plagioclase. Origin |
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