stromatolite 中文意思是什麼
stromatolite
解釋
層疊石-
The lacustrine carbonate rocks in the wudaoliang group consist of boundstone ( stromatolite ), micritic limestone, grainstone and micritic dolostone which were laid down in the shallow - water to bathyal, high - salinity and enclosed to semi - enclosed lake systems
五道梁群湖相碳酸鹽巖分為生物粘結灰巖(疊層石) 、泥晶灰巖、顆粒灰巖與泥晶白雲巖四大類,反映出沉積環境為一個具有淺水半深水、高鹽度、半封閉封閉特點的綜合湖泊系統。 -
The microfacies of carbonate rock of the wudaoliang group in hoh xil basin is divided for marl lithofacies, micrite facies, micrite ( spar ) scraps ash lithofacies, grain scraps micrite facies, dolimite rock lithofacies, and the stromatolite ash lithofacies
可可西里盆地五道梁群碳酸鹽巖微相類型主要為泥灰巖相、泥晶灰巖相、泥(亮)晶粒屑灰巖相、粒屑泥晶灰巖相、白雲巖相、疊層石灰巖相、核形石灰巖相等7種微相。 -
However, the authors discovered recently that the top and bottom surfaces of the loushanguan formation are palaeokarst unconformity interfaces, and there are a lot of interbeds of granular ( oolite, pisolite and oncolite ) dolomite and algae - mat dolomite, especially sedimentary structures such as the bird ? s eye, stromatolite, cross bedding and tepee structures
但筆者新近研究發現,其頂、底均為古巖溶不整合面,並有大量顆粒(鮞、豆、核形石)白雲巖和藻紋層白雲巖夾層,還有許多鳥眼構造、疊層石構造、交錯層理、帳蓬構造存在。 -
The mesoproterozoic wumishan formation in jixian, tianjin represents a succession of 300 - m thick carbonate strata, in which stromatolite biostromes and clotted bioherms are best developed
天津薊縣中元古界霧迷山組為一套厚3000餘米的碳酸鹽巖地層,疊層石生物層和凝塊石生物丘特別發育。 -
With stromatolite but no desiccation crack, the depositional environment of middle - late cambrian in the area was intertidal zone to subtidal zone with the shallow - water features
根據其中的疊層石和無明顯泥裂構造,推測為潮間帶局限潮下帶沉積環境。
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