brackish facies 中文意思是什麼
brackish facies
解釋
微鹹水相-
The integrated study of heavy mineral, palaeocurrent direction, and sedimentary facies distribution has disclosed that the detritus are derived chiefly from the southeast and east - northeast during the deposition of the yanchang formation in the late triassic. the variations in the palaeocurrent directions have consequences for the development and distribution of the sequence stratigraphy and sedimentary facies of the yanchang formation. the major and trace element analyses of the mudstones from the yanchang formation also show that the lake waters would be freshened to brackish
初次通過泥巖常、微量元素測試資料和沉積學分析得出，延長期富縣探區湖泊水體屬于淡水-微鹹水，微量元素含量及其比值在剖面上的變化對延長期湖平面升降和氣候的演變具有良好的響應，湖平面升降、氣候演變對層序地層的發育有著直觀而又重要的影響。
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