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The Bom Jesus was a Portuguese nau and Indiaman that set sail from Lisbon, Portugal, on Friday, March 7, 1533.Its fate was unknown until 2008, when its remains were discovered during diamond mining operations on the coast of Namibia, near Oranjemund.
A Dutch East Indiaman carrying copper duits, silver bars, and gold ducats, which hit a reef twenty-one kilometres (13 mi) from the eastern coast of Africa and 190 kilometres (120 mi) south of the Portuguese settlement of Mozambique. The wreck was discovered in 1986.
After the first diamond was found in April 1908 by August Stauch near Grasplatz station, a diamond rush was triggered in German South West Africa. [8] In September 1908, [9] the German government created the Sperrgebiet in its colony in order to make its South West African enterprise profitable, giving sole rights for mining to the Deutsche Diamantengesellschaft ("German Diamond Company").
Haib, at the border with South Africa, is a classic porphyry copper-gold-molybdenum deposit featuring oxide and sulphide copper with a predominance of chalcopyrite in the sulphide ores. Salt is recovered on a large scale from coastal solar evaporation pans in the Swakopmund and Walvis Bay areas, and at Cape Cross .
It said a robot surveyed the wreck, whose exact location has been kept secret since its discovery in 2015, between May 23 and June 1, covering an area "equivalent to more than 40 professional ...
Within the West African Craton, there is a large amount of mining activity covering resources such as gold, copper, cobalt, silver, tin, and zinc. [ 24 ] Artisanal mining activity in the craton dates back to the early 1960s which used quartz vein debris as a gold indicator. [ 25 ]
Most rivers draining the Birimian rocks hold alluvial gold deposits. They are overlaid in places by quartz-pebble conglomerates within the Tarkwaian System, name after Tarkwa, the second largest source of gold in Ghana. [3] However, recent research indicates that the gold found in the Tarkwaian rocks is not derived from the Birimian terranes. [4]
Researchers looked at archival materials and found 176 shipwrecks near the Bahamas between 1526 and 1976. Most shipwrecks were due to reefs and storms, the researchers found.