Explore the fascinating world of marine sediments in this comprehensive lecture. Delve into the classification, collection, and analysis of ocean floor deposits, including lithogenous, biogenous, hydrogenous, and cosmogenous sediments. Learn about sediment transport mechanisms, grain size, texture, and distribution patterns across neritic and pelagic environments. Discover the importance of marine sediments in paleoceanography and examine techniques for studying ocean sediment cores. Investigate the role of silica and calcium carbonate in biogenous sediments, and understand the significance of the calcite compensation depth. Explore the relationship between sea floor spreading and sediment accumulation, and study unique formations like manganese nodules, phosphates, and evaporites. Gain insights into the complex mixtures of marine sediments and their global distribution patterns.