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Grand Canyon Nation Park, grand-canyon-1, download (72), download (71),…
Grand Canyon Nation Park
Rock Types
Elves Chasm gneiss
Kaibab limestone
shales
sandstones
Rocks groups
Visnu Basement rocks
tonto group
grand canyon super group
Layered Paleozoic Rocks
Characteristics
2 billion years
277 miles long
Brown
Red
100 years from now
Climate Change
Colorado River
North Rim
Life
Algae
Fossils
Cactus
Colorado River
River banks
Sand bars
tamarisk tree
1 million years
river runs
Rocky mountains
plateau rises
Colorado
Earth's Crust
Crumples
Rivers
