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Ancient 390-Million-Year Crater Confirmed Near Lake Marsal

7/18/2026

Summary

Story summary

Researchers confirmed the 25-km pit near Lake Marsal is a 390-million-year-old meteor crater.
An amateur astronomer spotted the feature on Google Maps while planning a 2024 camping trip in Quebec’s Côte-Nord.
A four-person team with team leader Gordon Osinski spent five days offshore after a floatplane drop, collecting shatter cones and melt rock.
The crater, named Uhaachatik with the Innu Council, will be presented at the Meteoritical Society meeting in Germany.

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Story summary

Researchers confirmed the 25-km pit near Lake Marsal is a 390-million-year-old meteor crater.
An amateur astronomer spotted the feature on Google Maps while planning a 2024 camping trip in Quebec’s Côte-Nord.
A four-person team with team leader Gordon Osinski spent five days offshore after a floatplane drop, collecting shatter cones and melt rock.
The crater, named Uhaachatik with the Innu Council, will be presented at the Meteoritical Society meeting in Germany.