Joshua Tree National Park -
Mojave Desert Ecozone:
White Tank Arch
It is easy to wonder how this strange landscape, with its protruding boulders and high plateaus came to ...
The Formation of Granite
This type of rock is called White Tank Granite. It is an igneous rock which formed when hot magma or ...
All rocks are composed of minerals, and mineral content plays a major role in the classification systems ...
The Contact Zone
Look across the valley at the ridge in the distance and you can see another type of rock that is ...
Water at Work
One of the most important factors in considering their evolution has to do with the natural ...
Geological processes have created the arch over time. But in a geological framework, its existance ...
In this photo you can see a rusty brown coating on the rocks which is known to geologists as ...
This blocky line of light colored rock is called an intrusion. It juts out from the surrounding rock because ...
The strange form of rock in this photo has been sculpted by processes known as cavernous ...
Additional camping information
More photos of the White Tank area
More photos of the White Tank Arch