A new study by University of Alberta scientists shows that banded iron formations originated from oxidized iron, confirming the relevance and accuracy of existing models--a finding of great importance ...

HOUSTON – (May 25, 2023) – Visually striking layers of burnt orange, yellow, silver, brown and blue-tinged black are characteristic of banded iron formations, sedimentary rocks that may have prompted ...

The discovery of Earth's youngest-ever banded iron formation is changing how scientists understand the evolution of complex life. The banded iron formation, located in western China, has been ...

MADISON — The strikingly banded rocks scattered across the upper Midwest and elsewhere throughout the world are actually ambassadors from the past, offering clues to the environment of the early Earth ...

Surface channel sampling has confirmed that the Banded Iron Formation (“BIF”) gold zone extends to surface, with thick mineralized intervals that include higher-grade gold; Highest gold grades in the ...

The world's primary economic source of iron ore, iron formations, are ancient sedimentary rocks that appear as solid as rocks can be. How did they get to be like that? According to researchers, it has ...

Rivers may have operated on a global scale around 3.5 billion years ago. The new find comes courtesy of ancient rocks in China and South Africa. A change in rock chemistry around that time provides ...

A team of geologists has unveiled the largest iron ore deposit ever recorded, located in the Hamersley Range of Western Australia. Estimated at 55 billion metric tons, this immense reserve not only ...

A new study suggests iron-rich ancient sediments may have helped cause some of the largest volcanic events in the planet's history. Visually striking layers of burnt orange, yellow, silver, brown and ...