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South Africa, Mpumalanga

Barberton

Makhonjwa Geotrail, oldest rocks on Earth

Mineral locality Documented siteRestricted

What you could find

Reported finds from this ground.

Agates and jasperAgates and jasper

Also reported: eyes-only: pillow lavas, komatiite textures, some of the oldest traces of life on Earth at interpreted stops.

Photos via Wikimedia Commons: Teerui (Public domain).

Why this spot

Rockhounding locality: the Barberton Greenstone Belt exposes 3.6 to 3.25 billion year old volcanic and sedimentary rocks, UNESCO-listed in 2018, with a self-drive geotrail of interpreted roadside stops

UNESCO listing (113,137 ha, criterion viii) confirms 'geosites are easy to access by the visiting public' and references the Barberton Makhonjwa Geotrail

Before you go

Hazards noted for this site.

narrow winding mountain road shared with trucks
pull fully into laybys

Keep exploring nearby

More spots in this area.

Check access and collecting rules for each site.