GeoLog | EGU

Imaggeo On Monday: High amplitude ‘V-shaped’ kink fold with axial plane cleavage

Bhupesh Meher July 24, 2023

High amplitude ‘V-shaped’ kink fold with axial plane cleavage. Credit: Bhupesh Meher (distributed via imaggeo.egu.eu)

The Himalayan-Tibetan orogeny has been considered the youngest collisional fold belt in the Earth and a classic example of intercontinental collision orogeny. It is comprised of different litho-tectonic units manifested by normal/thrust faults and suture zones (Valdiya, K.S., 1977). The Himalayan region has experienced multifaced deformation, spectacular rock assemblages with high-pressure-tempera ...[Read More]

Imaggeo On Monday: Nature’s impressionist painting

Siddhant Gupta July 17, 2023

Nature's impressionist painting. Credit: Siddhant Gupta (distributed via imaggeo.egu.eu)

The image shows an incredible blend of colors in a natural cave in Kolob Canyons near Zion National Park, Utah. Formed by the oxidation of minerals lining the walls of the cave and snow melt, the sight feels like a natural inspiration for impressionist painting. This well-hidden gem is a lesser known treasure at the end of a hike in a lesser frequented part of the region near the more-famous Zion ...[Read More]

Imaggeo On Monday: Pamukkale, the cotton castle

EGU Guest blogger July 10, 2023

Pammukkale, the cotton castle by Paula Ballikaya

Pamukkale, the cotton castle by Paula Ballikaya. (distributed via imaggeo.egu.eu). Terraces of rock are crowned with the candle wax-like deposits of travertine, the white, fibrous limestone which characterises the Pamukkale UNESCO World Heritage Site and which is featured in the photo above. Despotised and moulded over 400,000 years by the calcite-rich mineral water flowing from the site ...[Read More]

Imaggeo On Monday: Different structures for coastal management

Stephan Sprinz July 3, 2023

Different structures for coastal management. Credit: Stephan Sprinz (distributed via imaggeo.egu.eu)

Different structures for coastal management at Spiekeroog, Germany. The structures include a groyne and a revetment. Groynes are cross-shore structures, linearly ordered from the shoreline and into the sea. Typically made of rock or wood, groynes are built to limit the longshore transport and loss of shore material like sand or shingle. The build-up shore material captured by the groynes re ...[Read More]