bn:01081012n
Noun Concept
Categories: Oil shale geology, Articles with short description, Petroleum, Petrology
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kerogen  Kerogen Type I  Kerogen Type II  Kerogen Type III  Kerogen Type IV
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Kerogen is solid, insoluble organic matter in sedimentary rocks. Wikipedia
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Kerogen is solid, insoluble organic matter in sedimentary rocks. Wikipedia
Any organic matter present in a sedimentary rock that is insoluble in organic solvents; the precursor of oil and natural gas. Wiktionary
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