Imaggeo On Monday: Patterns in the landform

Imaggeo On Monday: Patterns in the landform

The badlands at the Zabriskie Point (Death Valley, California, USA) rest upon a mudstone foundation. In the prehistoric lakes of Death Valley, fine grained sediments were deposited to form soft rocks. The clay minerals in the mudstone are shaped like tiny plates, which helps create the layers. The combination of the almost impermeable mudstone and Death Valley’s low rainfall makes plant grow ...[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]