摘要
Thebottomsedimentsamplesweregatheredduringislandinvestigationin1994andintheperiodofcarryingoutthenaturalsciencefundprojectofFujianin1999.Thecomposition,distributionandassemblagecharacteristicsofheavymineralswhichgranularitydistributesfrom0.063to0.125mminthesedimentfromJiulongRiverestuaryarestudiedinthepaper.Theresultsshowthatthereare49kindsofheavymineralsandtheaveragecontentofthemis9.38%.Thedominantandcharacteristicmineralsaremagnetite,hematite,epidote,ilmenite,limonite,hornblende,zircon,andalusite,biotiteandsoon.4mineralassemblagezones(Ⅰ.ThewatercoursegatewayofJiulongRivermineralzone,Ⅱ.ThenorthernestuaryofJiulongRivermineralzone,Ⅲ.Thesouthernestuarymineralzone,Ⅳ.TheeasternestuaryofJiulongRivermineralzone),canbedividedbasedontheheavymineralcontentsandthedistributioncharacteristics,whichnotonlyrelatestothemattersourcesbutalsoiscontrolledbyhydrodynamicconditionandthesedimentaryenvironmentintheJiulongRiverestuary.
出版日期
2003年01月11日（中国期刊网平台首次上网日期，不代表论文的发表时间）
