# Dirty 'button' unearthed by metal detectorist turns out to be a rare 900-year-old coin from Norway's last Viking king, Magnus Barefoot

> **Newsylist Open Intelligence Dossier** · First detected: 2026-07-10 16:29 UTC · Category: Science · Sources: 5 · Current Velocity: 3.35

## Executive Summary
A metal detectorist in Norway discovered a 900-year-old silver coin initially mistaken for a dirty old button.

## Intelligence Brief
A metal detectorist unearthed an object in Norway that appeared to be an old button. Following months of review, the item was identified as an extremely rare silver coin dating back 900 years.


Coverage from Live Science, Popular Science, Yahoo, and MSN emphasizes that the coin is linked to Magnus Barefoot, Norway's last Viking king. CPG Click Oil and Gas also reported on the find.


Coverage does not specify further steps, though the item's identification as a rare artifact from the reign of Magnus Barefoot is the primary focus.

## Verified Facts & Key Claims
### What was the object mistaken for?
The coin was initially thought to be a dirty old button.

### Who is the coin associated with?
The coin is associated with Magnus Barefoot, who was Norway's last Viking king.

### How old is the coin?
The silver coin is 900 years old.

## Key People, Organizations & Locations
Norway, Viking, Dirty, Magnus Barefoot, Norway Months, Detectorist

## Multi-Source Evidence Table
| Source Outlet | Headline | Published (UTC) | Verification URL |
|---|---|---|---|
| Yahoo | Rare coin from Norway’s last Viking king mistaken for old button | 2026-07-09 21:19 | [Source Link](https://news.google.com/rss/articles/CBMikAFBVV95cUxORTRsbTVrRDZUamxQcHpoaDZOUVl5NDRfUnpja3dpb0ZNdXNxZ3U5QU9fUDBwM05VZDVUQlE5bTNtUFlaQmE1RnpyNDEzTWNxVGstWnFyNG9nQUdST1FNSVZFd1BndjBPQ0pQZkJpSjFfd1RnTTZ6YnNVUmcwbm5JUkpJbG02RnRTNkR4c1dyZnY?oc=5) |
| MSN | A metal detectorist found what looked like an old button in Norway. Months later, it was identified as an extremely rare coin | 2026-07-09 21:19 | [Source Link](https://news.google.com/rss/articles/CBMiggJBVV95cUxNdDVUcV9QVFc3SkNTU2tHYVVpYlpTQTl1RG9YenhlMWVXMy1CRm5hbGF0N2V5aVFaSDM4SnM1alk2bXlDQVgzQlZaYUM0YncyQ0lMNk1EUXZuOVBlWmpQVXlxZ25BVF9IdHQybS1TeElzN2ZKUW02TUw5elpsMmlHckdyNW10eURCemRQeFFLLVlmTVlobThaY0xUUHREUDRpVTllTG5DdUtQc2h4S3NPYTZjX2JlOTB6VEJ4Z0Z4MDhieF83ZzFOUjJCZU81SWFSTUZsMXBlazAwTEhvNnAwSjdwZHo0R0VGVWoxdTNRc0pXSzNzUGNWZkZ0T05LT01kTVE?oc=5) |
| CPG Click Oil and Gas | Detectorist found a 900-year-old silver coin | 2026-07-09 21:19 | [Source Link](https://news.google.com/rss/articles/CBMikgFBVV95cUxPNVZySlEtV3diMXB4NG9pODRDZUYzS0dBQXkxUWtlUnlkMC1VSzlaTTQ2U1ZaN0pIRUkwZ3hlbnlLVnpiaWlCcmE4cDV3eDREeVNJWk9kSjV6STNBbFE1c1gwNi1FV1JrQlI2Zmx3WkRGVmxiSU96MWpManVxbU5NcU9VRUVkOFp3aF9WWGg1d3QtQQ?oc=5) |
| Popular Science | Rare coin from Norway’s last Viking king mistaken for old button | 2026-07-09 21:19 | [Source Link](https://news.google.com/rss/articles/CBMibEFVX3lxTE9pY3NPT1dIWUlUM2xQNlJudFQ0SWh5TEZvbmlCbFlXaE9EVlUyV1hKX29KT2tUZy1seS1janVlY1RCQzJFRHVYTENwTlpkdlBYWXhEWC1ySDRUUloxZm5GNHdQWnpFV3oyU2Frcw?oc=5) |
| Yahoo | Dirty 'button' unearthed by metal detectorist turns out to be a rare 900-year-old coin from Norway's last V... | 2026-07-09 21:19 | [Source Link](https://news.google.com/rss/articles/CBMioAFBVV95cUxOUzNyN1hvcFp4NGF5VjVFam5maXlxd3ZOZHJqZmNGaVVlcG1FZWFjb244MFNjbzN5Z2VlTVhOWW0xTzNsdE81NkszSjNQSjJ6WGxBQkJjWThpektMdEtfWXJJUGd6UlBPUGYxaVRiWlZCWUpIaUZrZ0xWMkU0TmxsZTBsQjZzSVYzYmVtamlaM3lheW9iOU0wdE5CUnU5Y1Vz?oc=5) |
| Live Science | Dirty 'button' unearthed by metal detectorist turns out to be a rare 900-year-old coin from Norway's last Viking king, Magnus Barefoot | 2026-07-09 21:19 | [Source Link](https://news.google.com/rss/articles/CBMiigJBVV95cUxPem45akc3NGhQMDRaNWNUQS1XSDRmVUx0RXRiTk9sN3FjUG9wX0NFT0UyckVVT0VHYTl4QVdTekdacDZKbnFmRmwyRGRyZVpPU01OcktJNUhVdl9WWW03MDQyOVlzaEwwNDZhdFljdUczOFRXdGRJX2N1X0ctLWxkdEhzUzlrakNhRF9aTS1YQkY5WnNPVXBodjg1WURJSGdtbFlOT2Q3eTkteHdGczk2R3FKVUdmbG1CeHE1cGlOLS1MZ0I3Wmt3SV8ySjRtMUxLZVpDalJMcjZiUjAtNXpjQ19qVFBwZWd5STk0RFFKdE9jTHdHbDViUEJDS3UxaU5lN0d2ZDNUY2xfdw?oc=5) |

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*Canonical Source: https://www.newsylist.com/trend/2026-07-10/dirty-button-unearthed-by-metal-detectorist-turns-out-to-be-a-rare-900-year-old*
*Synthesized by Newsylist Open Intelligence Engine under E-E-A-T journalistic standards.*