Marine Sediment

Diatomaceous earth is an example of ________ sediments mixed with clay.

• lithogenous

• cosmogenous

• hydrogenous

• biogenous

Metal sulfides are an example of ________ sediments containing one or more metals and sulfur.

• lithogenous

• cosmogenous

• hydrogenous

• biogenous

Chalk is an example of _________ sediments.

• lithogenous

• cosmogenous

• hydrogenous

• biogenous

Stromatolites are calcium carbonate structures that are examples of _________ sediments.

• lithogenous

• cosmogenous

• hydrogenous

• biogenous

Manganese nodules are examples of ________ sediments containing containing oxides of manganese, iron, copper, cobalt, and nickel found scattered over the ocean floor.

• lithogenous

• cosmogenous

• hydrogenous

• biogenous

According to our lecture notes (and your textbook) phosphates are classified as ________ sediments.

• lithogenous

• cosmogenous

• hydrogenous

• biogenous

Aragonite is a form of calcium carbonate (CaCO₃) and is an example of a ________ sediment.

• lithogenous

• cosmogenous

• hydrogenous

• biogenous

A precipitate is a process on how ________ sediments are formed whenever dissolved materials change from existing in the dissolved state to existing in the solid state.

• lithogenous

• cosmogenous

• hydrogenous

• biogenous

Eroded particles of dirt, dust, etc. that have settled out of water and accumulated on the ocean floor.

• cores

• siliceous ooze

• sediment

• texture

Comes from preexisting rock material.

• cosmogenous sediment

• biogenous sediment

• hydrogenous sediment

• lithogenous sediment