Cordilleran magmatic arc
E630492
The Cordilleran magmatic arc is a vast, long-lived chain of continental-margin volcanoes and intrusive igneous bodies that formed along the western edge of North America due to subduction-related tectonic activity.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Cordilleran magmatic arc canonical | 1 |
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
continental-margin volcanic arc
ⓘ
geologic province ⓘ magmatic arc ⓘ |
| activityDuration | long-lived ⓘ |
| associatedMineralization |
gold deposits
ⓘ
molybdenum deposits ⓘ porphyry copper deposits ⓘ silver deposits ⓘ |
| associatedSubductingPlate |
Farallon Plate
NERFINISHED
ⓘ
Juan de Fuca Plate NERFINISHED ⓘ Kula Plate NERFINISHED ⓘ |
| associatedWith |
Cordilleran orogenic belt
NERFINISHED
ⓘ
North American Cordillera NERFINISHED ⓘ mineral deposits ⓘ mountain building ⓘ regional metamorphism ⓘ |
| cause | subduction of oceanic plates beneath North America ⓘ |
| continent | North America ⓘ |
| contributesTo | crustal thickening of western North America ⓘ |
| extendsThrough |
Alaska
NERFINISHED
ⓘ
Canada NERFINISHED ⓘ Central America NERFINISHED ⓘ Mexico NERFINISHED ⓘ South America NERFINISHED ⓘ United States NERFINISHED ⓘ |
| forms | continental crustal growth features ⓘ |
| geologicAge |
Cenozoic
ⓘ
Mesozoic ⓘ |
| includes |
batholiths
ⓘ
dike swarms ⓘ intrusive igneous bodies ⓘ plutons ⓘ sill complexes ⓘ volcanic arcs of the North American Cordillera ⓘ volcanic edifices ⓘ |
| lengthCharacteristic | continental-scale ⓘ |
| location | western margin of North America ⓘ |
| marginType | continental margin ⓘ |
| orientation | north-south trending ⓘ |
| orogenyType | Cordilleran orogeny NERFINISHED ⓘ |
| researchField |
economic geology
ⓘ
igneous petrology ⓘ tectonics ⓘ |
| rockType |
granitoid
ⓘ
igneous rock ⓘ plutonic rock ⓘ volcanic rock ⓘ |
| tectonicProcess | subduction ⓘ |
| tectonicSetting | convergent plate margin ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.