Yemen flood basalts
E804974
Yemen flood basalts are extensive volcanic rock formations in Yemen formed by massive basaltic lava eruptions associated with the early rifting of the Afro-Arabian region.
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
large igneous province
ⓘ
volcanic rock formation ⓘ |
| approximateAgeMa |
30
ⓘ
31 ⓘ |
| associatedWith |
breakup of Gondwana
ⓘ
early rifting of Afro-Arabia ⓘ opening of the Red Sea ⓘ separation of Arabia from Africa ⓘ |
| composition | mafic ⓘ |
| coolingStyle | sheet-like lava flows ⓘ |
| country | Yemen ⓘ |
| eruptionStyle | fissure eruptions ⓘ |
| eruptionType | effusive ⓘ |
| exposedIn |
Yemeni highlands
NERFINISHED
ⓘ
central Yemen ⓘ western Yemen NERFINISHED ⓘ |
| formedBy | massive basaltic lava eruptions ⓘ |
| geochemicalCharacteristic |
enriched mantle signatures
ⓘ
trace element enrichment ⓘ |
| geologicAge |
Cenozoic
ⓘ
Oligocene NERFINISHED ⓘ |
| influence |
regional topography of Yemen highlands
ⓘ
soil development in western Yemen ⓘ |
| lithology |
alkali basalt
ⓘ
basaltic lava flows ⓘ tholeiitic basalt ⓘ |
| locatedOn | Arabian Peninsula NERFINISHED ⓘ |
| magmaticEventScale | regional ⓘ |
| overlie |
Phanerozoic sedimentary sequences
ⓘ
Precambrian basement rocks ⓘ |
| partOf |
Afro-Arabian flood basalts
NERFINISHED
ⓘ
Afro-Arabian large igneous province NERFINISHED ⓘ |
| petrogenesis |
decompression melting of upwelling mantle
ⓘ
mantle plume-related magmatism ⓘ |
| relatedTo |
Afar plume volcanism
ⓘ
Ethiopian flood basalts ⓘ Gulf of Aden rift NERFINISHED ⓘ Red Sea rift NERFINISHED ⓘ trap volcanism ⓘ |
| researchField |
petrology
ⓘ
tectonics ⓘ volcanology ⓘ |
| tectonicSetting | continental rift ⓘ |
| thickness | several hundred meters ⓘ |
| usedFor |
geochronological dating
ⓘ
paleomagnetic studies ⓘ reconstructing Afro-Arabian rift history ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.