GeoLog

Stratigraphy, Sedimentology and Palaeontology

Imaggeo on Mondays: Great faults and faultless geotourism

Road cuttings provide a great window into the wonders of what’s beneath the Earth’s surface. In this week’s Imaggeo on Mondays Bahram Sadry takes us through a beautiful fault between Tabriz and Tehran, Iran… These incredible rock outcroppings along Zanjan-Tabriz highway (the northwest of Iran), are unlike any other outcrop in the world. They are a group of faults and fractures, brecciation and gra ...[Read More]

Imaggeo on Mondays: Lime Pancakes

These are the Pancake Rocks of Punakaiki, on the west coast of New Zealand. They are made of limestone that was deposited as calcifying organisms fell to their fate on the sea floor about 30 million years ago. Since then, the limestone has been uplifted, exposed, and eroded by the wind and the sea. Each of the limestone layers are separated by a thin sheet of mudstone in an arrangement known as st ...[Read More]

GeoCinema Online: From evolution to extinction

Palaeontology spans many disciplines, bringing together aspects of geochemistry, sedimentology, zoology and many more to piece together the puzzles of ecosystems past. From evolution to extinction, these fantastic films take you through the science that lets us put the puzzle together – enjoy! A Foram’s Tale One way reconstructing past climates is to culture living planktonic Foraminifera an ...[Read More]

Imaggeo on Mondays: An Icy Illusion

This week’s Imaggeo on Mondays is brought to you by Robert Wills, a Caltech Ph.D. student studying how mountain ranges help set the global pattern of rainfall and how these rainfall patterns affect the erosional evolution of mountain ranges. Robert is also an avid photographer who particularly enjoys nature photography in the American Southwest. This is one of his finest snapshots from the area… W ...[Read More]