Statements (18)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:scientific_theory
|
| gptkbp:allows |
majority of scientific community
|
| gptkbp:contrastsWith |
gptkb:abiogenic_petroleum_origin
|
| gptkbp:describes |
origin of petroleum from biological sources
|
| gptkbp:explains |
association of oil with sedimentary rocks
carbon isotope ratios in petroleum presence of biomarkers in crude oil |
| gptkbp:mainProponent |
mainstream geologists
|
| gptkbp:period |
millions of years
|
| gptkbp:processor |
burial and transformation of organic material
|
| gptkbp:proposedBy |
petroleum formed from ancient organic matter
|
| gptkbp:result |
formation of hydrocarbons
|
| gptkbp:supportedBy |
geological evidence
chemical evidence biological markers in oil |
| gptkbp:bfsParent |
gptkb:abiogenic_petroleum_origin
|
| gptkbp:bfsLayer |
7
|
| https://www.w3.org/2000/01/rdf-schema#label |
biogenic petroleum origin
|