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rock oil
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rock oil

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ROCK OIL

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LEARN ABOUT THIS TOPIC IN THESE ARTICLES:


PETROLEUM DEPOSITS

 * 
   In petroleum production
   
   Accumulations from these seeps, called rock oil, were used commercially in
   the 19th century to make lamp oil by simple distillation. The vast majority
   of petroleum deposits, however, lie trapped in the pores of natural rock at
   depths from 150 to 7,600 metres (500 to 25,000 feet) below the surface…
   
   Read More



biolith
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biolith

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Home Science Earth Science, Geologic Time & Fossils Earth Sciences


BIOLITH

geology
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By The Editors of Encyclopaedia Britannica • Edit History

--------------------------------------------------------------------------------

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Related Topics: petroleum coal peat sediment ...(Show more)


biolith, any sediment formed from the remains of living organisms or through the
physiological activities of organisms. Bioliths are sometimes identifiable as
fossil plants or animals.

This article was most recently revised and updated by John P. Rafferty.



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