This Atlas of Cool-Water Carbonates-limestones is a companion post to the Atlas of modern coral reefs For decades, all limestones […]
Texture in a rock describes the relationship of its components – grains, minerals, other chunks of rock – to one
Soil, dirt, mud; weathering processes Soils and weathering, the products of physical, chemical, and biological processes, produce a veneer on
This is a companion post to the Atlas of Cool-water carbonates Modern coral reefs and carbonate platforms provide the key
The two main types of alluvial fans illustrated here are from humid and arid environments. Arid climate fans I have
Here are some examples of modern and ancient sand dunes from continental and coastal settings. Click on the images for
Mary Austin Holley was a prolific writer and artist. She is largely remembered for her cultural, historical, and geographic accounts
Ora Hitchcock was an artist, often referred to as America’s first science illustrator, well regarded at the time, but largely
This biography is part of the series Pioneering women in Earth Sciences – the link will take you to the
We tend to forget that, despite the plethora of lithofacies and stratigraphic models of turbidites, submarine channels, and submarine fans,