This week's Friday Field Photo is another one from a recent trip to the Spanish Pyrenees. What do you see? Although it may not look like much at first glance this outcrop is a nice example of a ...

One of the things I love to do on this blog is share photographs of geology I've taken while doing field work, attending field trips/conferences, or simply traveling. I started this series of sharing ...

Distortion of the rocks on either side of an angular unconformity is considered when the rocks are held at the sarne level of metamorphism at the time of deformation. It is found that when the rocks ...

This HiRISE image shows a part of the Cerberus Fossae, a long system of aligned fissures. The Cerberus Fossae were the source of the youngest major volcanic eruption on Mars that covered much of the ...