[Geochemistry] Archean cratons get a Hadean mash-up

The vast majority of the rock record over Earth's 4.6-billion-year history has been destroyed through subduction and recycling back into the mantle. Although some slivers of 4-billion-year-old – [Read More]

Source: This Week in Science - March 16, 2017 Category: Science Authors: Brent Grocholski Tags: Geochemistry Source Type: research