GeoLog

Imaggeo

Imaggeo on Mondays: A window to ice and fire

April 20, 2020
Imaggeo on Mondays: A window to ice and fire
A window to ice and fire. Credit: Wuquan Cui (distributed via imaggeo.egu.eu)

Brown Bluff is a basalt tuya located on the Tabarin Peninsula of northern Antarctica. This site supports a breeding colony of about 20,000 pairs of adelie penguins and about 550 pairs of gentoo penguins. Geologically speaking, Brown Bluff is simply fascinating. The towering bluffs were the result of an explosive volcanic eruption under ice. Large boulders have toppled from Brown Bluff to the beach ...[Read More]

Imaggeo on Mondays: Azerbaijan Mud Volcano

April 13, 2020
Imaggeo on Mondays: Azerbaijan Mud Volcano
Azerbaijan Mud Volcano. Credit: Rashad Amrahov (distributed via imaggeo.egu.eu)

Azerbaijan one of the best places in the world to find mud volcanoes, because of the number that are in the country. Mud volcanoes are broadly spread across Azerbaijan. About 350 of approximate 800 mud volcanoes in the world are found in the Azerbaijani Republic.   This includes both underground and submarine mud volcanoes, which also famed in Azerbaijan. There are more than 140 submarine mud ...[Read More]

Imaggeo on Mondays: Red triassic sandstone

April 6, 2020
Imaggeo on Mondays: Red triassic sandstone
Red triassic sandstone (Orcombe Rocks, East Devon). Credit: Sarah Weick (distributed via imaggeo.egu.eu)

As child growing up on the south coast of Devon in the UK, I never really realised that our beaches were unusual. A glorious, glowing orange-red colour, the cliffs that you can see in this photograph by Sarah Weick produced similarly red sand beaches and warm ochre soils. The bright colour is the result of the sandstone and conglomerates of these rocks, collectively called the New Red Sandstones, ...[Read More]