Which is an example of an authigenic sediment?
a. Quartz sand
b. Manganese nodules
c. Volcanic dust
d. Diatomaceous earth
ANS: B
Authigenic sediments are also called hydrogenous sediments. These types of sediments are the results
of chemical interactions with seawater. Information can be found in the section Sediments May be
Classified by Source.
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