In January , unpaid archaeologist René Schön and his 13 - year - honest-to-goodness scholarly person Luca Malaschnitschenko were scouring a field on an island in the Baltic Sea when something belittled and silver trigger their alloy detector . What they initially thought was aluminum rubbish turned out to be a coin from a tenth - century treasure hoard that once belonged to a Danish Billie Jean King , APreports .

Schön and Malaschnitschenko discover the site on the easterly German island of Ruegen , but it was n’t until mid - April that land archeologist uncovered the hoard in its totality . Both of the amateur archaeologists were invited back to take part in the final gibe , which span 4300 square foot .

The treasure treasure trove includes bone , jewelry , aThor ’s hammer , and about 100 silver grey coin , with the oldest dating back to 714 CE and the most recent to 983 CE . expert consider the collection once belonged to the Viking - support Danish king Harald " Harry " Bluetooth , who abandon his Norse faith and brought Christianity to Denmark .

Stefan Sauer, AFP/Getty Images

endanger by a revolt lead by his Logos , the king fled Denmark in the late 980s — around the same time the silver hoard was buried — and have recourse in Pomerania , on the southern sea-coast of the Baltic Sea . He died there in 987 .

Harry Bluetooth derived his cognomen from his bluish dead tooth . Today his legacy lives on in the Swedish Bluetooth technology that bears his name . The symbol for the tech also uses the runic characters for his initial : HB .

According to the archaeologists who work there , the dig site represents the tumid trove of Bluetooth coins ever discovered in the southern Baltic region .

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[ h / tAP ]