Location Guide •
Detecting in Cornwall
A county of dramatic landscapes with deep Bronze Age and prehistoric heritage. Acidic granite soils mean metal preservation is a challenge, but river valleys and coastal areas can be productive.
Top Site Type
River valley arable
Best Detector Type
VLF single-frequency
Region
South West
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Geology & Terrain
Granite moorland (Bodmin Moor, West Penwith) has acidic soils that are poor for metal preservation. Coastal slate and shale. River valley alluvium offers better preservation.
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Site Types To Target
River valley farmland, coastal fields above cliff lines, fields near ancient track ways and Bronze Age settlements
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What You Can Find
Bronze Age tin and copper mining tools, Iron Age material, medieval pewter and coins in the river valleys, post-medieval maritime artefacts near the coast
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Notable Discoveries
The Trewhiddle Hoard (Viking-age silver) is the most famous Cornish find. Bronze Age metalwork occasionally surfaces near mining areas.
🎯 Getting Permission Locally
Landowners in Cornwall are generally approachable. The county has a tight-knit detecting community. Coastal land is often National Trust – check before detecting.
💡 Pro Tips For This County
Expect poorer preservation than in eastern England. Concentrate on river valleys where alluvial sediment protects material. Avoid the granite moors – finds are rare and acidic.
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Detecting in Cornwall?
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