GeoLog

social distancing

Imaggeo on Mondays: Red triassic sandstone

Imaggeo on Mondays: Red triassic sandstone

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]

Travels in Geology: A World Turned Upside Down

Travels in Geology: A World Turned Upside Down

Last weekend, with a strict, stay-at-home coronavirus order looming on the horizon, I decided to practice social distancing by escaping on one last hike. Since I’m currently in Colorado, I chose to climb North Table Mountain, the remnant of an ancient basalt lava flow located on the outskirts of Denver.   Locally this mesa, along with its twin located a short distance to the south, are popula ...[Read More]