单词 | rhyolitic |
释义 | rhyolite /rīˈə- or rīˈō-līt/nounAn acid igneous rock with a glassy or cryptocrystalline groundmass and generally phenocrysts of quartz and alkali-feldspar (also called liparite) ORIGIN: Irregularly, from Gr rhyax, -ākos a (lava) stream, and lithos a stone rhyolitic /-litˈik/ adjective |
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