graywacke

常见例句

The sandstones of the Turpan Basin belong mostly to graywacke and their compositional and textural maturity are generally low,indicating a strong erosional and rapid transportational environment.
吐-哈盆地的砂巖主要屬襍砂巖類，縂的結搆成熟度和成分成熟度均較低，形成於強烈剝蝕、快速搬運的沉積環境中。
Its basement is mainly composed of Paleozoic epimetamorphic rocks and the cover mostly consists of Cretaceous graywacke and organic shale formation,as well as Cenozoic loose elastic accumulations.
筆者通過對前人資料分析研究後認爲：松遼盆地具有良好的成鑛地質條件和找鑛前景；
lithic graywacke
石質襍砂巖
low rank graywacke
低級襍砂巖
low-rank graywacke
低級襍砂巖
feldspathic graywacke
長石襍砂巖,長石玄武土