Laurentian craton

E791038

The Laurentian craton is the ancient, stable core of the North American continent, composed of some of Earth’s oldest rocks and forming the geological foundation of much of Canada and parts of the United States.

All labels observed (4)

Label Occurrences
North American craton 10
Laurentian craton canonical 5
North American Craton 1

How this entity was disambiguated

Statements (59)

Predicate Object
instanceOf craton ⓘ
geological province ⓘ
age up to about 4.0 billion years ⓘ
alsoKnownAs Laurentia ⓘ
North American craton ⓘ
linked to: Laurentian craton
associatedWith copper deposits ⓘ
diamond-bearing kimberlites ⓘ
gold deposits ⓘ
mineral resources ⓘ
nickel deposits ⓘ
boundedBy Appalachian orogen ⓘ
Cordilleran orogen ⓘ
Innuitian orogen ⓘ
linked to: Innuitian orogeny

Phanerozoic orogenic belts ⓘ
characterizedBy ancient metamorphic rocks ⓘ
exposed shield areas ⓘ
low heat flow ⓘ
tectonic stability ⓘ
thick continental lithosphere ⓘ
composedOf Archean rocks ⓘ
Proterozoic rocks ⓘ
granite-greenstone belts ⓘ
high-grade gneiss complexes ⓘ
mafic volcanic rocks ⓘ
metasedimentary rocks ⓘ
contains some of Earth’s oldest rocks ⓘ
coveredBy thin sedimentary cover in many areas ⓘ
erosionalExpression shield ⓘ
extendsInto Greenland ⓘ
formedBy Proterozoic orogenic events ⓘ
accretion of smaller Archean cratons ⓘ
formedDuring Precambrian Eon ⓘ
geologicalAge Archean ⓘ
linked to: Archean Eon

Mesoproterozoic ⓘ
Paleoproterozoic ⓘ
hasPart Canadian Shield ⓘ
Churchill Province ⓘ
Grenville Province ⓘ
Hearne craton ⓘ
Nain craton ⓘ
Rae craton ⓘ
Slave craton ⓘ
Superior Province ⓘ
Superior craton ⓘ
Wyoming craton ⓘ
importantFor reconstructing Precambrian supercontinents ⓘ
understanding early continental crust evolution ⓘ
lithosphereThickness up to about 200–250 km ⓘ
locatedIn Canada ⓘ
United States ⓘ
partOf North American continent ⓘ
linked to: North America
playedRoleIn assembly of supercontinent Pangea ⓘ
assembly of supercontinent Rodinia ⓘ
surroundedBy younger sedimentary basins ⓘ
underlies Canadian Shield region ⓘ
linked to: Canadian Shield

Greenland margins ⓘ
Hudson Bay region ⓘ
much of Canada ⓘ
parts of the United States ⓘ

How these facts were elicited

Referenced by (17)

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

Grenville orogenic belt → partOf → Laurentian craton ⓘ
Slave Geological Province → partOf → North American craton ⓘ
linked to: Laurentian craton
Trans-Hudson orogeny → continentInvolved → North American craton ⓘ
linked to: Laurentian craton
Greenland Shield → partOf → North American craton ⓘ
linked to: Laurentian craton
Greenland Shield → isPartOf → Laurentian craton ⓘ
Wopmay orogeny → continentAffected → North American craton ⓘ
linked to: Laurentian craton
Superior craton → partOf → North American craton ⓘ
linked to: Laurentian craton
Wyoming craton → formsPartOf → North American craton ⓘ
linked to: Laurentian craton
Nain craton → partOf → North American craton ⓘ
linked to: Laurentian craton
Nain craton → partOf → Laurentian craton ⓘ
Rae craton → partOf → North American craton ⓘ
linked to: Laurentian craton
Precambrian Shield formation → partOf → North American craton ⓘ
linked to: Laurentian craton
Grenville Province → locatedIn → Laurentian craton ⓘ
Llano Uplift → partOf → North American Craton ⓘ
subject linked to: Llano uplift
linked to: Laurentian craton
Laurentian craton → alsoKnownAs → North American craton ⓘ
linked to: Laurentian craton
Pinwarian orogeny → affects → Laurentian craton ⓘ
Lac à l’Eau Claire → geologicalProvince → Precambrian Shield ⓘ
linked to: Laurentian craton