Corallian Group

E273057

The Corallian Group is a Late Jurassic sedimentary rock formation in England characterized by shallow-marine limestones and sandstones rich in corals and other marine fossils.

All labels observed (1)

Label Occurrences
Corallian Group canonical 1

How this entity was disambiguated

Statements (38)

Predicate Object
instanceOf geologic group
sedimentary rock unit
stratigraphic unit
chronostratigraphicPosition Oxfordian
contains coral-rich limestones
oolitic limestones
sandstones
siltstones
containsFossilsOf ammonites
bivalves
brachiopods
corals
echinoids
country England
depositionalSetting carbonate ramp
nearshore shelf
environmentOfDeposition shallow marine
fossilContent rich marine invertebrate assemblages
geologicAge Late Jurassic
geologicPeriod Jurassic
hasColor generally buff to yellowish
hasEconomicUse building stone (locally)
hasStratotypeArea Dorset
Oxfordshire
Wiltshire
isDocumentedIn British Geological Survey maps
isImportantFor biostratigraphy of the Late Jurassic in England
hydrogeology at local scale
paleoenvironmental reconstruction
lithology limestone
sandstone
namedFor coral-rich lithology
overlies Oxford Clay
surface form: Oxford Clay Formation
partOf Jurassic Period
surface form: Jurassic System
porosity locally high in oolitic limestones
region southern England
thickness varies laterally
underlies Kimmeridge Clay Formation

How these facts were elicited

Referenced by (1)

Full triples — surface form annotated when it differs from this entity's canonical label.

Oxford Clay underlies Corallian Group