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单词 melaphyre
释义

melaphyre

noun

mel·​a·​phyre
ˈmeləˌfī(ə)r
plural -s
1
: a porphyritic rock consisting of phenocrysts of feldspar in a dark groundmass
broadly : a porphyritic igneous rock with dark-colored aphanitic groundmass and phenocrysts of various kinds
2
: a Mesozoic basalt

Word History

Etymology

French mélaphyre, from méla- mela- + -phyre

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更新时间:2024/9/20 15:37:39