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 ...

Banded iron formations (BIFs) are massive chemical deposits composed of alternating layers of chert and iron-rich minerals (such as haematite, magnetite and siderite), with three scales of ...

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 multi-coloured layers of banded iron formations could connect ancient changes on earth’s surface—like the emergence of photosynthetic life—to planetary processes like volcanism and plate tectonics ...