Inner Gorge
E676414
The Inner Gorge is the steep, narrow, and deeply incised inner chasm of the Grand Canyon, carved by the Colorado River through ancient Vishnu Schist.
Statements (38)
| Predicate | Object |
|---|---|
| instanceOf |
gorge
ⓘ
landform ⓘ |
| accessTrail |
Bright Angel Trail
NERFINISHED
ⓘ
North Kaibab Trail NERFINISHED ⓘ South Kaibab Trail NERFINISHED ⓘ |
| age | Paleoproterozoic ⓘ |
| approximateRockAge | 1.7 billion years ⓘ |
| characteristic |
deeply incised
ⓘ
narrow ⓘ steep ⓘ |
| contains |
Colorado River corridor
NERFINISHED
ⓘ
Phantom Ranch NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| erosionalAgent | Colorado River NERFINISHED ⓘ |
| erosionalProcess | fluvial erosion ⓘ |
| exposes |
Vishnu Basement Rocks
NERFINISHED
ⓘ
basement rocks of the Grand Canyon ⓘ |
| formedBy | Colorado River NERFINISHED ⓘ |
| formedDuring | Cenozoic incision of the Grand Canyon NERFINISHED ⓘ |
| geology |
Vishnu Schist
NERFINISHED
ⓘ
Zoroaster Granite NERFINISHED ⓘ |
| geomorphologicalType | inner canyon ⓘ |
| hasRelief | high local relief ⓘ |
| locatedIn |
Arizona
NERFINISHED
ⓘ
Grand Canyon National Park NERFINISHED ⓘ United States of America ⓘ
surface form:
United States
|
| lowestSectionOf | Grand Canyon NERFINISHED ⓘ |
| notableFor |
dramatic vertical cliffs
ⓘ
exposure of some of the oldest rocks in the Grand Canyon ⓘ |
| partOf | Grand Canyon NERFINISHED ⓘ |
| partOfGeologicFeature | Grand Canyon Supergroup and basement complex NERFINISHED ⓘ |
| riverFlowsThrough | Colorado River NERFINISHED ⓘ |
| rockType |
igneous rock
ⓘ
metamorphic rock ⓘ |
| tourismActivity |
backpacking
ⓘ
whitewater rafting ⓘ |
| underlies | younger Paleozoic sedimentary rocks of the Grand Canyon walls ⓘ |
| withinPhysiographicProvince | Colorado Plateau NERFINISHED ⓘ |
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.