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DISTRIBUTION PATTERN OF CLAY MINERALS IN SURFACE SEDIMENTS OF SOUTH YELLOW SEA AND THEIR PROVENANCE
Author(s): 
Pages: 11-16
Year: Issue:  3
Journal: Marine Geology & Quaternary Geology

Keyword:  黏土矿物 分布特征 物源 南黄海;
Abstract: 通过对南黄海表层沉积物295个站位的黏土矿物含量分析,研究了南黄海表层沉积物黏土矿物的组合特征、分布规律及与物质来源的关系。南黄海表层沉积物中伊利石含量最高,蒙脱石和高岭石含量次之,绿泥石含量最低;黏土矿物的组合类型以伊利石-蒙脱石-高岭石-绿泥石型为主,伊利石-高岭石-蒙脱石-绿泥石型次之;南黄海表层沉积物黏土矿物主要为陆源成因,物质主要来源于黄河和长江的供给。现代黄河物质及老黄河物质主要沉积于南黄海的西部和中部;长江物质主要在南黄海的西南和中北部区域沉积,东部物质反映来自朝鲜半岛的物质对南黄海东部的作用。
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