Appalachian orogeny

E14993

geological event mountain-building event orogeny

The Appalachian orogeny was a series of ancient mountain-building events that formed the Appalachian Mountains through the collision of tectonic plates during the Paleozoic Era.

Aliases (5)

Statements (48)

Predicate	Object
instanceOf	geological event → mountain-building event → orogeny →
affectsRegion	Appalachian Plateau → surface form: "Appalachian Basin" Maritime Canada → New England → southern Appalachians →
associatedWith	foreland basin development → thick clastic wedge deposition →
cause	assembly of Pangaea → closure of the Iapetus Ocean → collision of tectonic plates →
chronologicalOrder	Appalachian orogeny → surface form: "Acadian orogeny is middle major phase" Appalachian orogeny → surface form: "Alleghanian orogeny is latest major phase" Appalachian orogeny → surface form: "Taconic orogeny is earliest major phase"
endTime	Permian Period →
happenedDuring	Paleozoic Era →
hasPart	Acadian orogeny → Appalachian orogeny → surface form: "Alleghanian orogeny" Caledonian orogeny → Ouachita orogeny → Taconic orogeny →
involvesPlate	Avalonia microcontinent → Baltica → Gondwana → surface form: "Gondwanan plate" Canadian Shield → surface form: "Laurentian plate"
locatedIn	eastern North America →
locatedOn	Gondwana → North American Plate → surface form: "Laurentia"
orogenyPhase	Acadian orogeny → Appalachian orogeny → surface form: "Alleghanian orogeny" Caledonian orogeny → Ouachita orogeny → Taconic orogeny →
partOf	formation of the Appalachian Mountains →
peakActivity	Late Paleozoic →
producedStructure	Valley and Ridge Province → surface form: "Appalachian fold-and-thrust belt" Blue Ridge province → Piedmont (United States) → surface form: "Piedmont province" Valley and Ridge Province → surface form: "Valley and Ridge province"
relatedTo	Variscan orogeny → surface form: "Hercynian orogeny" Variscan orogeny →
result	formation of fold-and-thrust belts → intrusion of igneous bodies → metamorphism of sedimentary rocks → uplift of the Appalachian Mountains →
startTime	Ordovician Period →
tectonicSetting	convergent plate boundary →

Referenced by (16)

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

Appalachian orogeny → chronologicalOrder → Appalachian orogeny →

this entity surface form: "Taconic orogeny is earliest major phase"

Appalachian orogeny → chronologicalOrder → Appalachian orogeny →

this entity surface form: "Acadian orogeny is middle major phase"

Appalachian orogeny → chronologicalOrder → Appalachian orogeny →

this entity surface form: "Alleghanian orogeny is latest major phase"

Variscan orogeny → contemporaneousWith → Appalachian orogeny →

Valley and Ridge Province → formedDuring → Appalachian orogeny →