In 2016, a remarkable discovery took place deep beneath the surface of a Canadian mine, where Professor Barbara Sherwood ...

Item 1 of 3 An outcrop of meta gabbroic rocks from the Nuvvuagittuq greenstone belt in Nunavik, Quebec, Canada, that are 4.16 billion years old, in this photograph released on June 26, 2025.

Studies of these zircon minerals has given us clues about the Hadean environment, and the formation and evolution of Earth’s oldest crust. The zircons’ chemistry suggests that ...

The oldest rocks on Earth are especially helpful for scientists, as they contain Hadean minerals, which are minerals from Earth's first geological eon. This particular eon spans from the formation ...

We are part of a research team that has confirmed the oldest known rocks on Earth are located in northern Québec. Dating back more than four billion years, these rocks provide a rare and ...

A 2.35-billion-year-old Moon rock that fell to Earth in Africa is rewriting what we know about lunar volcanism. This rare meteorite, studied by UK scientists and unveiled at a major geochemistry ...

Scientists have discovered a new type of sedimentary rock made of debris from slag heaps, formed in the geological blink of ...

Our investigation found shatter cones in the same 3.47 billion-year-old rocks, ... Earth's oldest impact crater was just found in Australia—exactly where geologists hoped it would be. Mar 8, 2025.

Scientists have identified what could be the oldest rocks on Earth from a rock formation in Canada. The Nuvvuagittuq Greenstone Belt in Quebec has long been known for its ancient rocks, but ...

The oldest rocks on Earth are more than 4 billion years old. ... Earliest geochemical evidence of plate tectonics found in 3.8-billion-year-old crystal. Apr 21, 2022. Recommended for you.