Explore / North America / Ontario
Ontario
Onaping Sudbury breccia roadcuts
Mineral locality Documented siteGray area
What you could find
Reported finds from this ground.
Crystals and mineralsAlso reported: Sudbury breccia, shatter cone fragments, sulfide-bearing float.
Photos via Wikimedia Commons: Stephanie Clifford from Arlington, VA, USA (CC BY 2.0).
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Why this spot
Highway 144 cuts through impact breccias of the Sudbury structure, a favourite of geology field trips
Documented impact geology stops in guidebooks to the Sudbury structure.
Before you go
Hazards noted for this site.
highway traffic
Keep exploring nearby
More spots in this area.