Granite colors range the spectrum from white to black to pink, but what makes a single rock type so variable? Here we will discover what makes each granite a different color, what that tells us about ...

You're likely wondering about the pros and cons of quartz vs. granite countertops. Here I will outline the geology of granite and quartz, their source, physical attributes, durability, and ...

Q. What could be causing orange, reddish, brown stuff to come off my granite countertop in the kitchen when it is wiped down? Could this be dangerous? It is about 13 years old, and it gets cleaned and ...

It’s easy to tell when you’ve crossed the Casper Mountain Fault. North of the fault, the rock that you see exposed in the roadcuts and hillsides is Cody Shale or, especially as you get closer to the ...

Researchers now have stronger evidence of granite on Mars and a new theory for how the granite -- an igneous rock common on Earth -- could have formed there, according to a new study. The findings ...