Earth formed about 4.6 billion years ago, during the geological eon known as the Hadean. The name "Hadean" comes from the ...

Guy Le Page looks at a rare earth player in Brazilian Critical Minerals and an uncommon in-situ project showing some ...

Rocks older than 4.03 billion years could shed light on Earth's earliest geological history, but they're incredibly rare.

By confirming the age of these rocks, and that they might just be the oldest rocks on Earth, we’re finally opening the door ...

Geologists have long debated whether a stony formation in Canada contains the world’s oldest rocks – new measurements make a ...

Guy on Rocks’ is a Stockhead series looking at the significant happenings of the resources market each week. Former geologist ...

A rocky outcrop in a remote corner of northern Quebec appears serene in its eerie isolation on the eastern shore of Canada’s ...

On Michigan Technological University’s campus in Houghton is the A. E. Seaman Mineral Museum, which has earned the ...

The gold standard for determining the age of ancient rocks is measuring the radioactive decay of isotopes of uranium into lead in minerals known as zircons. But not all rocks contain zircons, so ...

The oldest terrestrial materials ever dated by scientists are extremely rare zircon minerals that were discovered in western ...

In the far, northwestern corner of Oklahoma's Panhandle, you can find Black Mesa State Park and Black Mesa Nature Preserve.