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Palaeoenvironment of the formation of karst accumulation-type bauxite——A case in western Guangxi of Pingguo mine
Pages: 4-6+22
Year: Issue:  10
Journal: Light Metals

Keyword:  karst accumulation-type bauxitespore-pollen analysispalaeoenvironment;
Abstract: It has collected respectively spore-pollen sample in different layer inside some submersible well of typical Nadou mine field in Pingguo of the western part of Guangxi.By identification and analysis,it speculated palaeoenvironment characteristic in the process of forming karst accumulation-type bauxite,and the results shows that,(1) In the process of forming karst accumulation-type bauxite in Pingguo of the western part of Guangxi,palaeovegetation lacked as a whole;(2) Because climate changed abnormally in the formation period of bauxite accumulation,or physiological characteristics of certain plant growth and reproduction would not be appropriate here;(3) The emergence of a typical plant pollen,such as Pinus,Artemisia and Chenopodiaceae plant pollens,reflected the surrounding area had been the existence of the characteristics of low-lying landscape.
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