图们江中游水域水底堆积物物相探查与研究

The Survey and Research of Phase Analysis to Subaqueous Sediment Middle Reaches of Tumen River

文章对图们江中游水域水底堆积物进行了物相分析，对其成因做了初步探讨，结果表明，该堆积物主要为砂质和部分磁铁矿，粘土矿物较少。

This paper describe the phase analysis to subaqueous sediment middle reachesof Tumen River,and pretiminary exploraory to the cause of its formation. The resultsshow that the sediment belong to arenose and magnetite,and contain less clays.