Mind map
PELAGIC SEDIMENTS
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PELAGIC SEDIMENTS
Siliceous Ooze
- deep water, below CCD
- further from land
- found near volcanic islands & upwelling zones
- diatoms & radiolarians
- least common (15%)
- surrounds Antarctica as diatom ooze
- diatoms & radiolarians
- found near volcanic islands & upwelling zones
- further from land
- deep water, below CCD
Calcareous Ooze
- shallow water, above CCD
- close to land
- calcium carbonate
- foraminifera & coccoliths
- fastest accumulation
- most common (48%)
- fastest accumulation
- foraminifera & coccoliths
- calcium carbonate
- close to land
- shallow water, above CCD
Red/Brown Clays
- deepest water, remote ocean
- < 30% biogenic
- mostly dust, minerals, fossil residue
- slowest accumulation
- clays transported by suspension
- mostly dust, minerals, fossil residue
- < 30% biogenic
- deepest water, remote ocean
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- university S1 - GEOS206 Mind Map on PELAGIC SEDIMENTS, created by Kevin Hastings on 09/06/2015.
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- Kevin Hastings
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