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Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree....HistoryshalerockEarthsandstonelimestoneenvironmentsclayquartzoil shalesMore From Britannica
sedimentary rock: General properties of shalespermeabilityconstituentcompositionhematitelimoniteshale gasshale oilblack shaleclastic rockSee all related contentconstituteAmy Tikkanen
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