Coal yog ib qho tshwj xeeb ntawm kerogen, uas tsim los ntawm cov seem ntawm cov nroj tsuag zoo tshaj (ntoo, ferns…). Nws yog ib qho kerogen uas muaj cov yam ntxwv ntawm kev ua tus thawj hauv cov sediment es tsis txhob ua ib feem me me ntawm nws. Thawj theem ntawm cov txheej txheem sedimentation ua rau peat.
Kerogen yog dab tsi?
Kerogen, complex waxy sib tov ntawm hydrocarbon tebchaw uas yog thawj cov organic tivthaiv ntawm roj shale. Kerogen muaj feem ntau ntawm paraffin hydrocarbons, tab sis cov khoom sib xyaw kuj suav nrog nitrogen thiab sulfur. Kerogen yog insoluble hauv dej thiab hauv cov kuab tshuaj organic xws li benzene lossis cawv.
Kerogen hom yog dab tsi?
Kerogens yog tsim los ntawm ntau yam khoom siv organic, suav nrog algae, paj ntoos, ntoo, vitrinite, thiab cov khoom tsis muaj qauv. Cov hom kerogens tam sim no nyob rau hauv ib lub pob zeb loj tswj cov hom hydrocarbons generated nyob rau hauv lub pob zeb. … Structured kerogens muaj xws li woody, herbaceous, vitrinite, thiab inertinite.
Kerogen Geology yog dab tsi?
Kerogen txhais tau tias yog feem ntawm cov organic teeb meem hauv cov pob zeb sedimentary uas yog insoluble hauv cov kuab tshuaj organic. … Qhov kev hloov pauv ntawm ib qho tshwj xeeb kerogen rau roj av tuaj yeem kwv yees los ntawm nws cov ntsiab lus muaj pes tsawg leeg thiab thermal maturity raws li tau hais los ntawm qhov cuam tshuam ntawm vitrinite.
Kerogen tsim nyob qhov twg?
SIAB PHEM | Mineralogy thiab Classification
Kerogen yogfeem ntau tso rau hauv anoxic txo qis qis, feem ntau pom nyob rau hauv marshes, swamps, meres, ntsev marshes, thiab lagoons, thiab tshwj xeeb tshaj yog tus yam ntxwv ntawm deltas (saib SEDIMENTARY ENVIRONMENTS | Deltas).
