常見(jiàn)例句The sediments are detrital and largely of greywacke facies. 沉積巖為碎屑質(zhì),大部分屬于雜質(zhì)砂巖相。Detrital zircon gains of three schist samples collected f... 北京100029中國(guó)科學(xué)院研究生院地球科學(xué)學(xué)院;Glauconite, detrital carbonate skeletal debris, marine fossils, and collophane are commonly present. 海綠石、碳酸鹽骨骸碎屑、海相化石和膠磷礦普遍出現(xiàn)。Detrital component of reservoirs are main lithic fragment and quartz without feldspar. 儲(chǔ)層碎屑成分以巖屑和石英為主,幾乎不含長(zhǎng)石。The dissolution of detrital grain, clay mineral and calcite is the main factor for forming secondary pores. 碎屑顆粒、粘土礦物及碳酸鹽的溶解是形成次生孔隙的主要因素;Manaoke gold deposit situated in Northwestern Sichuan is hosted in mid Triassic detrital and carbonate rocks. 川西北的馬腦殼金礦床為一賦存于三疊系碎屑巖、碳酸鹽巖系的大型微細(xì)浸染型金礦床。 返回 detrital