海洋沉积物是各种海洋沉积作用所形成海底沉积物的总称,其中包括海洋生物源和自生沉积物,如碳酸盐软泥、硅质软泥、铁锰结核等;陆地河流和大气输入海洋的物质以及人类活动中落入海底的东西,如软泥沙、灰尘、动植物的遗骸、宇宙尘埃等。1872-1876年,英国“挑战者”号的考察揭开了海洋沉积物研究的序幕。作为地球演化历史的良好记录,海洋沉积物是认识海洋形成 Marine sediments are the general term for marine sediments formed by various marine sediments. They include marine biological sources and authigenic sediments such as carbonate slime, siliceous slime, ferromanganese nodules, etc. Land rivers and atmospheric air input into the oceans As well as things falling into the sea during human activities, such as slime, dust, the remains of animals and plants, cosmic dust and so on. 1872-1876, the British “Challenger ” inspection opened the prelude to the study of marine sediments. As a good record of the evolutionary history of the earth, marine sediments recognize the formation of oceans