Portlock Cone
E488450
Portlock Cone is a volcanic tuff cone on the southeastern coast of Oʻahu, Hawaii, forming part of the island’s Koko Head volcanic complex.
Statements (41)
| Predicate | Object |
|---|---|
| instanceOf |
monogenetic volcano
ⓘ
tuff cone ⓘ volcanic landform ⓘ |
| composition | basaltic tuff ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| currentStatus | extinct volcano ⓘ |
| elevation | low elevation coastal cone ⓘ |
| eruptionStyle | phreatomagmatic ⓘ |
| eruptiveCenterOf | Koko Head volcanic complex NERFINISHED ⓘ |
| formedAsPartOf | post‑shield volcanism of Koʻolau volcano ⓘ |
| formedBy | interaction of magma with seawater ⓘ |
| formedDuring | late-stage rejuvenated volcanism on Oʻahu ⓘ |
| geneticRelation | aligned with other Koko Rift vents ⓘ |
| geologicalAge | Holocene ⓘ |
| hazardLevel | no known historical eruptions ⓘ |
| island | Oʻahu NERFINISHED ⓘ |
| landformType | maar–tuff cone complex ⓘ |
| locatedIn |
City and County of Honolulu
NERFINISHED
ⓘ
Hawaii NERFINISHED ⓘ Honolulu County NERFINISHED ⓘ United States of America ⓘ
surface form:
United States
|
| locatedOn | Oʻahu NERFINISHED ⓘ |
| locatedOnCoastOf | southeastern coast of Oʻahu ⓘ |
| namedAfter | Portlock (nearby coastal area) NERFINISHED ⓘ |
| near |
Hanauma Bay
NERFINISHED
ⓘ
Hawaiʻi Kai NERFINISHED ⓘ Koko Crater NERFINISHED ⓘ Koko Head NERFINISHED ⓘ Maunalua Bay NERFINISHED ⓘ |
| overlooks | Maunalua Bay NERFINISHED ⓘ |
| partOf |
Hawaiian–Emperor seamount chain
NERFINISHED
ⓘ
Honolulu Volcanics NERFINISHED ⓘ Koko Head volcanic complex NERFINISHED ⓘ |
| proximityToOcean | coastal ⓘ |
| region | southeastern Oʻahu ⓘ |
| state | Hawaii NERFINISHED ⓘ |
| surficialMaterial |
consolidated ash
ⓘ
lapilli tuff ⓘ |
| tectonicSetting | intraplate hotspot volcano ⓘ |
| volcanicArcOrBelt | Hawaiian hotspot NERFINISHED ⓘ |
| volcanicField | Koko Rift zone NERFINISHED ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.