GeoLog

structural geology

Imaggeo on Mondays: Mola de Lord

August 31, 2015
Imaggeo on Mondays: Mola de Lord
Mola de Lord . Credit: Sarah Weick (distributed via imaggeo.egu.eu)

From the easterly Atlantic waters of the Bay of Biscay to the Catalan wild coast (Costa Brava) in the west, the Spanish Pyrenees stretch 430 km across the north of the country. At the foothills of the Catalan Pyrenees you’ll find the Pre-Pyrenees. Despite not reaching the soaring heights of the peaks of the Pyrenees, they nonetheless offer important insights into the geology of the range and stunn ...[Read More]

Imaggeo on Mondays: Velociraptor in the Zagros Mountains

August 17, 2015

How many times have you turned your head up to the sky and spotted familiar shapes in the clouds? Viewing structures from afar can reveal interesting, common and, sometimes, funny patterns. Satellite images are often used to map geological terrains. They offer a bird’s eye view of the planet and the opportunity to see broad scale structures, the scale of which would be impossible to grasp from the ...[Read More]

Imaggeo on Mondays: A fold belt within a grain

May 25, 2015
Imaggeo on Mondays: A fold belt within a grain
A fold belt within a grain. Credit: Sina Marti (distributed via imaggeo.egu.eu)

Tiny crinkly folds form the main basis of today’s Imaggeo on Mondays. Folding can occur on a number of scales; studying folds at all scales can reveal critical information about how rocks behave when they are squeeze and pinched, as described by Sina Marti, from the University of Basel. Although many geoscientists have seen such fold structures many times before, if you noticed the scale bar in th ...[Read More]