摘要
normal; LETTER-SPACING: normal; BACKGROUND-COLOR: rgb(255,255,255); WIDOWS: 2; ORPHANS: 2; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px">This paper discusses the influence of early diagenesis on magnetic properties of sediments from inner shelf of the East China Sea,using combined granulometric,magnetic and geochemical analyses.normal; LETTER-SPACING: normal; BACKGROUND-COLOR: rgb(255,255,255); WIDOWS: 2; ORPHANS: 2; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px">Since antiferromagnetic minerals are more resistant during the process of iron oxide reduction,its proportion in the iron oxide assemblage increases with depth.Although the general pattern of declining ferrimagnetic mineral concentration with depth is consistent with reports from elsewhere,the vertical variations of magnetic mineral assemblage and grain size vary with place.