Wopmay orogeny

E542694

Wopmay orogeny was a Paleoproterozoic mountain-building event that deformed the western margin of the ancient North American craton, providing key evidence for early plate tectonic processes.

All labels observed (1)

Label Occurrences
Wopmay orogeny canonical 1

How this entity was disambiguated

Statements (43)

Predicate Object
instanceOf geological event
orogeny
affectedRegion Northwest Territories, Canada
northwestern Canadian Shield
continentAffected Laurentia
North American craton
linked to: Laurentian craton
country Canada
deformed western margin of the Archean Slave craton
western margin of the North American craton
endTime approximately 1.88 billion years ago
geologicalAge Paleoproterozoic
hasComponent Coronation margin
Great Bear magmatic zone
Hottah terrane
Wopmay fault zone
hasProcess crustal shortening
folding
magmatism
metamorphism
thrust faulting
hasSignificance constrains timing of early plate convergence on Earth
helps reconstruct early Proterozoic configuration of Laurentia
key example of Paleoproterozoic orogenic systems
hasTectonicSetting continental margin orogeny
plate collision
hostRockAge Archean basement
isExampleOf Proterozoic mountain-building event
early Proterozoic continental assembly
isOverlainBy younger Proterozoic sedimentary sequences
namedAfter Wopmay River
orogenType collisional orogen
overprints older Archean structures
partOf Proterozoic orogenies
providesEvidenceFor Proterozoic plate convergence
Wilson cycle processes in the Paleoproterozoic
early plate tectonics
resultedIn development of foreland basin deposits
formation of a Paleoproterozoic mountain belt
thickening of continental crust
startTime approximately 1.97 billion years ago
studiedInDiscipline Precambrian geology
structural geology
tectonics

How these facts were elicited

Referenced by (1)

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

Laurentia experienced Wopmay orogeny