Skip to content
Independent reporting on the stories that matter, updated around the clock. Get Started
Browse Extension
Theme:
Tuesday, October 20, 2026 Set Location International Edition
Subscribe Login
Science

Snowball Earth's iron deposits may have formed through microbes living without sunlight

October 8, 2026 Phys.org 1 min read
Phys.org · Center
Snowball Earth's iron deposits may have formed through microbes living without sunlight

Iron is one of the most abundant metals on Earth’s surface, yet how such massive iron ore deposits formed throughout geological history has long remained a mystery. The prevailing theory has been that ancient photosynthetic bacteria oxidized iron, causing it to precipitate and accumulate in the oceans.

Source: Phys.org

Read the full story at the original publisher Phys.org →

More on this topic

Leave a Reply

Your email address will not be published. Required fields are marked *