Breaking rocks

When rocks are broken, they are not necessarily useless. Quite the opposite – geologists are often happy when their rock samples show signs of breaking. This does not mean you should go into our offices and smash all the pieces of rock you see there (we will not be happy then), but if we can relate a crack to the natural process that caused it, we might be able to puzzle out one more piece of a rock’s history. Some geologists become so fascinated with broken rocks that they behave in a way their non-geologist friends deem worthy of a picture: KD1_fig_1 Continue reading