Thames Group

E401565

The Thames Group is a geological rock unit in southeast England, primarily consisting of Paleogene-age marine and estuarine sediments that overlie older formations in the London Basin.

All labels observed (1)

Label Occurrences
Thames Group canonical 3

How this entity was disambiguated

Statements (45)

Predicate Object
instanceOf geological group ⓘ
lithostratigraphic unit ⓘ
chronostratigraphicPosition early to middle Eocene for much of the succession ⓘ
contains Harwich Formation ⓘ
linked to: Oldhaven Formation

London Clay Formation ⓘ
Reading Formation in some classifications ⓘ
linked to: Reading Formation

glauconitic sands in some members ⓘ
country United Kingdom ⓘ
depositionalEnvironment deltaic in parts ⓘ
estuarine ⓘ
marine ⓘ
extendsTo Greater London area ⓘ
linked to: Greater London

Thames Estuary area ⓘ
parts of Essex ⓘ
parts of Kent ⓘ
geologicalAge Paleogene ⓘ
hasColor typically grey to brown clays and silts ⓘ
hasEconomicUse source of brick clay in southeast England ⓘ
hasFossils marine invertebrates ⓘ
microfossils ⓘ
plant remains ⓘ
hasStratigraphicCode THAM (BGS code, context-dependent) ⓘ
hasTypicalThickness several tens to over 100 metres depending on location ⓘ
isDocumentedIn British Geological Survey Lexicon of Named Rock Units ⓘ
linked to: BGS OpenGeoscience
isImportantFor hydrogeological studies in the London Basin ⓘ
understanding Paleogene sea-level changes in southeast England ⓘ
isPartOfBasinFill London Basin ⓘ
lithology clay ⓘ
estuarine sediments ⓘ
marine sediments ⓘ
sand ⓘ
silt ⓘ
locatedIn London Basin ⓘ
southeast England ⓘ
namedAfter River Thames ⓘ
linked to: Thames
overlies Chalk Group ⓘ
Lambeth Group ⓘ
partOf Cenozoic sedimentary succession of the London Basin ⓘ
Paleogene stratigraphy of the United Kingdom ⓘ
onshore stratigraphy of southern Britain ⓘ
recordedBy British Geological Survey ⓘ
region England ⓘ
stratigraphicRank group ⓘ
underlies Bracklesham Group ⓘ
London Clay Formation where subdivided differently in some schemes ⓘ

How these facts were elicited

Referenced by (3)

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

London Basin → overlainBy → Thames Group ⓘ
Lambeth Group → underlies → Thames Group ⓘ
Hampshire Basin → contains → Thames Group ⓘ