Tag: GeoPicture

Geological folds, exemplified by the striking features of Mount Head, offer a window into the dynamic processes that shape our ...

Ever wondered what volcanoes on other worlds look like? Well, look no further! Image via Reddit. Source: NASA / ESA. ...

Evitachoel / Pixabay For all its beauty, amethyst is a fairly common variety of quartz. This here isn't even a ...

Crinoids are marine animal (not plants) that have been around since the late Cambrian, some 500 million years ago. Crinoids usually ...

Full resolution here - it works this time, I promise. Believe it or not, this is actually titanium, though not ...

This week, there's not going to be a picture, but rather a series of picture, because you just can't sum ...