Simple Lithology

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organic rich sediment

http://resource.geosciml.org/classifier/cgi/lithology/organic_rich_sediment

broader

biogenic sediment

narrower	organic rich sediment

organic rich sedimentary material

narrower	organic rich sediment

definition

Sediment with color, composition, texture and apparent density indicating greater than 50 percent organic content by weight on a moisture-free basis.

narrower

peat

broader	organic rich sediment

sapropel

broader	organic rich sediment

note

The broader relation from organic rich sediment to biogenic sediment is based on the inference that organic rich material is always biogenic in origin. Biogenic is a broader category because not all biogenic materials are organic rich, for example shells or phosphatic bone.

source

SLTTs 2004

type

Resource
Concept

in scheme

simplelithology

is primary topic of

organic rich sediment