Kimmeridge Clay Formation
E918709
The Kimmeridge Clay Formation is a Late Jurassic marine sedimentary rock unit in southern England renowned for its organic-rich shales that form a major source rock for North Sea oil and gas.
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
geologic formation
ⓘ
sedimentary rock unit ⓘ stratigraphic unit ⓘ |
| ageRange |
Kimmeridgian
ⓘ
Oxfordian ⓘ Tithonian ⓘ |
| belongsTo | Kimmeridgian Stage type area ⓘ |
| contains |
ammonite fossils
ⓘ
bituminous shales ⓘ bivalve fossils ⓘ cementstone bands ⓘ dinoflagellate cysts ⓘ foraminifera ⓘ fossil marine reptiles ⓘ high total organic carbon content ⓘ laminated shales ⓘ pyrite ⓘ |
| country | United Kingdom ⓘ |
| depositionalEnvironment |
marine
ⓘ
offshore shelf ⓘ |
| geologicAge | Late Jurassic ⓘ |
| hasColor |
black
ⓘ
dark grey ⓘ |
| hasProperty |
high hydrocarbon generation potential
ⓘ
high organic matter preservation ⓘ |
| is |
major source rock for North Sea gas
ⓘ
major source rock for North Sea oil ⓘ |
| lithology |
calcareous mudstone
ⓘ
limestone ⓘ mudstone ⓘ organic-rich shale ⓘ shale ⓘ siltstone ⓘ |
| namedFor | Kimmeridge NERFINISHED ⓘ |
| outcropsAt | Kimmeridge Bay NERFINISHED ⓘ |
| overlies |
Corallian Group
NERFINISHED
ⓘ
Oxford Clay Formation NERFINISHED ⓘ |
| partOf | Jurassic System NERFINISHED ⓘ |
| region | southern England NERFINISHED ⓘ |
| sourceRockFor | North Sea hydrocarbon accumulations ⓘ |
| stratigraphicUnitOf | North Sea Basin NERFINISHED ⓘ |
| studiedIn |
palaeontology
ⓘ
petroleum geology ⓘ stratigraphy ⓘ |
| thickness | hundreds of metres ⓘ |
| underlies | Portland Stone Formation NERFINISHED ⓘ |
| usedFor |
palaeoenvironmental reconstruction
ⓘ
petroleum system modeling ⓘ |
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.