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单词 granodiorite
释义

granodiorite

/ˌɡranə(ʊ)ˈdʌɪərʌɪt /
noun [mass noun] Geology
A coarse-grained plutonic rock containing quartz and plagioclase, between granite and diorite in composition.The contact is vertical, with granodiorite the dominant rock below a depth of about 100 feet....
  • Granite and granodiorite are examples of silica-rich plutonic rocks.
  • They were composed of solid granodiorite; a very hard igneous rock.

Origin

Late 19th century: from granite + diorite.

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更新时间:2025/2/3 15:35:25