Tectonics and Structural Geology

Gypsum

Inverted River Channels in Alcaniz: Insights into Mars’ Fluvial History

Faris Beg August 16, 2024

Photograph showing roadcut view of an exposed inverted river channel in Alcaniz Spain

This edition of ‘Features from the field’ is brought to you by Faris Beg, a masters student on the EU Erasmus Mundus program. He will be talking about exhumed river channels in Alcaniz, Spain. Did you know one of the most striking pieces of evidence for the existence of water on ancient Mars comes from certain geological features cropped out from underneath the Earth surface as a resul ...[Read More]

Paris: From quarry to catacombs

Anouk Beniest February 2, 2018

The Notre Dame, almost entirely built from Parisian Limestone, from the Lutetian Age. Credit: Anouk Beniest

Paris, 2000 ya. Claude is sweating all over. It’s mid-July and the sun is burning on his skin. With his hammer and shovel he is digging up grey and white stones. The faults and fractures in the rock help him to get the rocks out easily. But still, it’s hot and humid and his shift isn’t over yet. Luckily he can’t complain about the view. Lutetia, one of the new Roman settlements lies right in front ...[Read More]