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2. List of gold nuggets by size - Wikipedia

   en.wikipedia.org/wiki/List_of_gold_nuggets_by_size

   Gold nuggets of various sizes have been found throughout the world. Historically, the nuggets are melted down and formed into new objects. The Welcome Stranger is the largest alluvial gold nugget ever found, which had a calculated refined weight of 97.14 kilograms (3,123 ozt). Three of the biggest nuggets come from the Brazilian Serra Pelada mine.

3. Metal detector - Wikipedia

   en.wikipedia.org/wiki/Metal_detector

   The sale of metal detectors is allowed in France. The first use of metal detectors in France which led to archaeological discoveries occurred in 1958: people living in the city of Graincourt-lès-Havrincourt who were seeking copper from World War I bombshell with military mine detector found a Roman silver treasure. [21]

4. Codan - Wikipedia

   en.wikipedia.org/wiki/Codan

   Codan Limited is a manufacturer and supplier of communications, metal detection, and mining technology, headquartered in Adelaide, South Australia with revenue of A$348.0 million (2020). [ 1 ] [ 2 ] Codan Limited is the communications business unit and the parent company of the Codan group, which is engaged in business through its operating ...

5. Counter-IED equipment - Wikipedia

   en.wikipedia.org/wiki/Counter-IED_equipment

   The Husky VMMD (Vehicle-Mounted Mine Detection) is a South African configurable counter-IED MRAP designed for route clearance and demining. It is designed to assist in the disposal of land mines and improvised explosive devices.

6. Stawell Underground Physics Laboratory - Wikipedia

   en.wikipedia.org/wiki/Stawell_Underground...

   The project was stalled when the new owners dismissed most of the labour force [18] and shut down the Stawell gold mine to a "care and maintenance" state in December 2016. In December 2017, yet another new owner announced their intention to reopen the mine and were supportive of the underground laboratory, [ 17 ] allowing hope that construction ...

7. Recreational gold mining - Wikipedia

   en.wikipedia.org/wiki/Recreational_gold_mining

   This 156-troy-ounce (4.9 kg) gold nugget, known as the Mojave Nugget, was found by an individual prospector in the Southern California desert using a metal detector. Recreational gold mining and prospecting has become a popular outdoor activity several countries, including New Zealand (particularly in Otago), Australia, South Africa, Wales (at ...