GeoLog

sandstone

Imaggeo on Mondays: The sun rises also in the middle of nowhere

Imaggeo on Mondays: The sun rises also in the middle of nowhere

Uluru in Australia is one of the most visibly recognisable geological features in the world. This sandstone formation covers an area of 3.3 kilometres and stands 345 metres above the plains around it. According to geoscientists, the rocks that form Uluru were deposited in an inland sea during the Cambrian Period approximately 500 million years ago. The arkose sandstones were then uplifted and fold ...[Read More]

Imaggeo On Mondays: Contrasting Colors of Pinnacles and Mountains

Imaggeo On Mondays: Contrasting Colors of Pinnacles and Mountains

Despite its rugged appearance of sandstone pinnacles and arches, the ecosystem of Arches National Park in Utah, U.S.A. is very fragile. Beyond the normal ‘high desert’ environment, this beautiful landscape is home to microbial communities in the soil called cryptobiotic crusts. These biological soil crusts are very vulnerable to damage and when harmed they can take years to grow back. These barren ...[Read More]

Imaggeo on Mondays: Natural Bridges Monument, Utah, USA

Imaggeo on Mondays: Natural Bridges Monument, Utah, USA

Slowly but surely, the force of water has carved out a beautiful landscape in the sandstones of the Colorado Plateau. Suspended over canyons, naturally formed bridges and arches are the starts of Utah’s first national monument. The geological and modern  history of the region is rich as Kimberly Galvez, a student of the University of Miami, describes below. This image shows an overview of a ...[Read More]

Imaggeo on Mondays: Through the hole

Imaggeo on Mondays: Through the hole

The Gunung Mulu National Park is an area so geologically remarkable and home to such incredibly diverse fauna and flora it has been declared a World Heritage Area.  Located on the island of Borneo, the park is famous for its over 100 different palm species and 3500 other plant types. Geologically speaking, a trip though the varied landscapes will be rewarded with views of deep gorges and hidden va ...[Read More]