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UK & Ireland, England

Port Mulgrave / Runswick Bay, Yorkshire

Ammonites and jet

Fossil site, tidal Source-confirmed findsLegal to collect

What you could find

Reported finds from this shoreline.

FossilsFossils
Crystals and mineralsCrystals and minerals
Nails and fittingsNails and fittings

Also reported: Hildoceras) in nodules, jet washed loose.

Photos via Wikimedia Commons: Partonez (CC BY-SA 4.0), Stephanie Clifford from Arlington, VA, USA (CC BY 2.0), North Lincolnshire Museum, Martin Foreman, (CC BY 2.0).

Why this spot

Rockhounding locality: abandoned ironstone harbour under Lias shale cliffs, the serious collector's stretch of the jet coast north of Whitby

Nodule ammonites, occasional marine reptile material and loose jet documented here for generations; a distinct locality 9 km up-coast from the Whitby entry in this atlas

Before you go

Hazards noted for this site.

Steep rough cliff path (rope-assisted in places)Collapsing cliffs, tide cuts off both directions

Keep exploring nearby

More spots in this area.

Check access and collecting rules for each site.