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porphyritic

/ˌpɔːr.fəˈrɪt.ɪk/

翻译: 地质学术语,用于描述火成岩(岩浆岩)的斑状结构,即岩石中较大的晶体(斑晶)镶嵌在细粒或隐晶质的基质中。

1 个条目

adjective

/ˌpɔːr.fəˈrɪt.ɪk/C2formalscientific
  • zh地质学术语,用于描述火成岩(岩浆岩)的斑状结构,即岩石中较大的晶体(斑晶)镶嵌在细粒或隐晶质的基质中。

A technical term used in geology to describe an igneous rock texture containing larger crystals (phenocrysts) in a finer-grained groundmass.

  1. C2formalscientific

    Describes an igneous rock texture where larger crystals (phenocrysts) are embedded in a finer-grained groundmass.

    zh斑状结构

    • The porphyritic texture of the granite was clearly visible under the microscope.
    • Porphyritic rocks often form during a two-stage cooling process.
    • Geologists identified the sample as a porphyritic andesite.
词形
  • more porphyritic comparative form
  • most porphyritic superlative form