A team of researchers has made strides in understanding the formation of massif-type anorthosites, enigmatic rocks that only formed during the middle part of Earth's history. These plagioclase-rich ...
Imagine Earth at a time when it was almost unrecognizable—a landscape that was barren and with barely breathable air. That is what Earth looked like about 1.75 billion years ago. But scientists now ...
Join Five Elements Gem and Mineral as they host the annual Oregon Geo Fest to celebrate Earth’s historical beauty and ageless mysteries. For a one-day family fun event on Sunday, July 20, visitors ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback