marine sediment

What Sediment Type Is The Rarest Found In The Ocean?

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What Sediment Type Is The Rarest Found In The Ocean? Siliceous ooze is a type of biogenic pelagic sediment located on the deep ocean floor. Siliceous oozes are the least common of the deep sea sediments, and make up approximately 15% of the ocean floor. Oozes are defined as sediments which contain at least 30%

How Do Ocean Sediments Tell Us About Past Climate?

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How Do Ocean Sediments Tell Us About Past Climate? Climate scientists can study these layers of sediments for clues about past climates. The thickness of sediment layers tells us about the rate of flow of water into the lake, which helps us learn about precipitation rates in the region at various times in the past.