Reference Entry

oil shale

Edited by Richard Rennie and Jonathan Law

in A Dictionary of Chemistry

Seventh edition

Published in print January 2016 | ISBN: 9780198722823
Published online January 2016 | e-ISBN: 9780191789540
oil shale

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A fine-grained carbonaceous sedimentary rock from which oil can be extracted. The rock contains organic matter – kerogen – which decomposes to yield oil when heated. Deposits of oil shale occur on every continent, the largest known reserves occurring in Colorado, Utah, and Wyoming in the USA. Commercial production of oil from oil shale is generally considered to be uneconomic unless the price of petroleum rises above the recovery costs for oil from oil shale. However, threats of declining conventional oil resources have resulted in considerable interest and developments in recovery techniques....

Reference Entry.  92 words. 

Subjects: Chemistry

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