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Preferred Term:

oil shale

Definition:
A kerogen-bearing, finely laminated brown or black sedimentary rock that will yield liquid or gaseous hydrocarbons on distillation. Oil shale, despite the name, does not actually contain oil, but rather a type of organic matter called kerogen, a precursor of oil that is converted to a type of crude oil when heated to about 450 – 500° C.
Concept Schemes:
NALT Full
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URI:
https://lod.nal.usda.gov/nalt/55741
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RDF/XMLCreated 2006-01-19, last modified 2017-11-22