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单词 poikiloblastic
释义

Definition of poikiloblastic in English:

poikiloblastic

adjective ˌpɔɪkɪlə(ʊ)ˈblastɪkˌpoiˌkēləˈblastik
Geology
  • Relating to or denoting the texture of a metamorphic rock in which small crystals of an original mineral occur within crystals of its metamorphic product.

    〔地质〕变嵌晶的

    Example sentencesExamples
    • In contrast, sample Brot-Ku-Id is a fine-grained, nearly unfoliated paragneiss from a low strain domain, which contains numerous poikiloblastic garnets in a groundmass of biotite, quartz and plagioclase.
    • Under pétrographie investigation, the schist was found to contain large poikiloblastic staurolite grains with a xenoblastic or lepido-granoblastic texture.

Definition of poikiloblastic in US English:

poikiloblastic

adjectiveˌpoiˌkēləˈblastik
Geology
  • Relating to or denoting the texture of a metamorphic rock in which small crystals of an original mineral occur within crystals of its metamorphic product.

    〔地质〕变嵌晶的

    Example sentencesExamples
    • In contrast, sample Brot-Ku-Id is a fine-grained, nearly unfoliated paragneiss from a low strain domain, which contains numerous poikiloblastic garnets in a groundmass of biotite, quartz and plagioclase.
    • Under pétrographie investigation, the schist was found to contain large poikiloblastic staurolite grains with a xenoblastic or lepido-granoblastic texture.
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更新时间:2025/1/31 5:52:16