How Rocks Rusted on Earth and Turned Red – Important Phenomenon Could Help Assess Future Climate Change – Brinkwire

How did rocks rust on Earth and turn red? A Rutgers-led study has shed new light on the important phenomenon and will help address questions about the Late Triassic climate more than 200 million years ago, when greenhouse gas levels were high enough to be a model for what our planet may be like in the future.
All of the red color we see in New Jersey rocks and in the American Southwest is due to the natural mineral hematite, said lead author Christopher J. Lepre, an assistant teaching professor…

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