Granite CT



Types of granite

What are the most important types of rock in the crust? Excluding the rocks between my ears, I'd have to say that basalt and granite have the honor of being the most important rocks in the crust.

Basalt and granite actually have quite a bit in common. Both are igneous rocks, which means that they cooled from a magma ...

Granite CT

Granite CT is great stuff! Not only is it my personal favorite, it is without a doubt the most common rock type on the continental land masses. Yosemite Valley in the Sierra Nevada and Mt. Rushmore are two notable examples of granitic Connecticut rocks. But granitic "basement rock" can be found just about everywhere east of the Rockies if you're willing to dig through the dirt ...

Basalt

Basalt is extrusive. The magma from which it cools breaks through the crust of the earth and erupts on the surface. We call these types of events volcanic eruptions, and there are several main types. The volcanoes that make basalt are very common, and tend to form long and persistent zones of rifting in nearly all of the ocean basins. We now believe that these undersea volcanic areas represent huge spreading ridges where the earth's crust is separating. ...