Earth's oldest known rock is composed of the mineral amphibole, which contains abundant garnet, seen as large round "spots" in the rock. Disclaimer: AAAS and EurekAlert! are not responsible for ...

Bedrock along the northeast coast of Hudson Bay, Canada, has the oldest rock on Earth. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert!

This made them among the oldest manufactured ... from rocks and bones, it may have been done in the dust of what came billions of years before. Five things we get wrong about space Forget ...