Trans-North China Orogen
E781049
The Trans-North China Orogen is a major Paleoproterozoic collisional belt in northern China that records the suturing of ancient continental blocks within the North China Craton.
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
Paleoproterozoic orogen
ⓘ
collisional belt ⓘ orogenic belt ⓘ |
| ageRange | approximately 2.1–1.8 billion years ago ⓘ |
| alsoKnownAs | Trans-North China Belt NERFINISHED ⓘ |
| associatedWith |
crustal thickening
ⓘ
granitoid magmatism ⓘ high-grade regional metamorphism ⓘ subduction and collision processes ⓘ |
| boundedBy |
Eastern Block of the North China Craton
NERFINISHED
ⓘ
Western Block of the North China Craton NERFINISHED ⓘ |
| contains |
fold-and-thrust structures
ⓘ
high-strain tectonic belts ⓘ suture-related shear zones ⓘ |
| continent | Asia ⓘ |
| country | China ⓘ |
| evidenceFrom |
geochemistry
ⓘ
geochronology ⓘ metamorphic petrology ⓘ structural geology ⓘ |
| formedBy |
collision of Archean continental blocks
ⓘ
continental collision ⓘ |
| formedDuring | Paleoproterozoic Era NERFINISHED ⓘ |
| geodynamicRole | records assembly of continental lithosphere in the Paleoproterozoic ⓘ |
| geologicalAge | Paleoproterozoic NERFINISHED ⓘ |
| links |
Eastern Block of the North China Craton
NERFINISHED
ⓘ
Western Block of the North China Craton NERFINISHED ⓘ |
| lithology |
granitoid intrusions
ⓘ
high-grade metamorphic rocks ⓘ volcanic-sedimentary sequences ⓘ |
| locatedIn | northern China ⓘ |
| metamorphicGrade |
amphibolite facies
ⓘ
granulite facies ⓘ |
| orientation | generally northeast–southwest trending ⓘ |
| orogenType | collisional ⓘ |
| partOf | North China Craton NERFINISHED ⓘ |
| records |
Paleoproterozoic subduction-accretion processes
ⓘ
continental growth of the North China Craton ⓘ suturing of ancient continental blocks within the North China Craton ⓘ |
| researchField |
Precambrian geology
ⓘ
metamorphic petrology ⓘ tectonics ⓘ |
| significance | key to understanding early Proterozoic tectonics in East Asia ⓘ |
| tectonicProcess | cratonization of the North China Craton ⓘ |
| tectonicSetting | collisional orogen ⓘ |
| tectonicSignificance |
records assembly of the North China Craton
ⓘ
represents a major Paleoproterozoic suture zone ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.