Metal detectors can be used to find a engorgement of items. The initial steel detector was invented by Alexander Graham Bell in 1881. A unstable chronicle followed in 1931. Items found with steel detectors operation from common, such as complicated day coins, to a singular and valuable.

In 1993 a Civil War conflict award was found regulating a steel detector that sole during auction for $11,000. The medal, that commemorated a Confederate feat of Sabine Pass, is one of usually 7 famous in existence today.

In 2009 a lady in Britain used his steel detector to find 6,000 copper coins that antiquated behind to a Roman empire. The same year constructed thousands of other finds in Britain such as Gothic swords and candle sticks, Bronze age axes, and Roman brooches and hair pins.

Also in 2009, intensely singular Norman coins that date behind to a time of William a Conquer were unearthed. The 0.8 millimeter coins are believed to have been minted somewhere between 1073 and 1076.

Over 5 kilograms of bullion and china in a form of Anglo-Saxon weapons, coins, crosses and helmet decorations was found in Staffordshire, England regulating steel detectors. The estimated value of a fifteen hundred equipment found was over one million dollars, and it is estimated that hundreds of identical equipment are still located in a dirt waited to be unearthed.

A steel detector fan in a Netherlands found a sum of one hundred and 9 china and bullion coins minted in a center of a initial century during a time that a shortly to be Roman ruler Julius Caesar was heading a debate opposite his Celtic foes in a area. The ancient Celtic coins were found in a cornfield.