Solid mass of hydrogenous sediment (manganese, ferromanganese, and phosphorite)

Most abundant single-celled phytoplankton

The study of the ocean's past

Sediments from outer space

Sediments originating from land

Sediments found closer to shore and made of terrigenous material

Sediments of the open ocean (slope, rise, and deep ocean floor)

Particles of glass and a component of cosmogenous sediment

Sediment formed from precipitation of seawater

Sediment formed from once living organisms

Hydrogenous material formed around shell fragments or other small particles

Particles of organic or inorganic matter

The process by which a sediment turns into sedimentary rock