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单词 grainstone
释义

grainstone

英汉-汉英词典
粒状灰岩
词组 | 习惯用语
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  • gravestone n. 墓碑
  • grindstone n. 磨石;砂轮 持续辛勤地工作;努力不懈
  • ironstone n. 铁矿石
  • graininess adj. 粒状的,木纹状的,多粒的
grainstone n. 颗粒岩;粒状灰岩

网络短语:
grst grainstone 粒状灰岩
rudist grainstone 厚壳蛤粒状碳酸盐
grainstone grst 颗粒岩;粒状灰岩
pellet-bioclastic grainstone 球粒生物屑粒状灰岩
bioclastic grainstone 生物碎屑粒状灰岩
bioclastic c grainstone 生物碎屑粒状灰岩
intraclastic bioclastic grainstone bank 砂砾屑粒屑滩
英语例句库
  1. Grainstones are the main part of the section, among which the oolites, intraclast limestones and most bioclast limestones are cemented by sparry calcite.
    颗粒灰岩在剖面中占绝大多数,其中,鲕粒灰岩、内碎屑灰岩和多数生物碎屑灰岩均为亮晶方解石胶结。
  2. The gamma ray value of reef bafflestone is higher than those of sparrenite and sparrudite , and lower than those of micritic limestone , wackstone , echinoderm grainstone and marlstone.
    礁灰岩的自然伽马值高于亮晶砂、砾屑灰岩,而低于泥晶灰岩、棘屑灰岩、泥晶生屑灰岩、泥灰岩的放射性。

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英语百科

Grainstone

Thin-section of a grainstone with calcitic ooids; Carmel Formation, Middle Jurassic, of southern Utah, USA.
Grainstone (Brassfield Formation near Fairborn, Ohio, USA). Grains are crinoid fragments.

Under the Dunham classification, grainstones are grain-supported carbonate sedimentary rocks that contain no micrite. The spaces between grains are filled with sparry cement.

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