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The Toplitzsee water contains no dissolved oxygen below a depth of 20 m. Fish can survive only in the top 18 m, as the water below 20 m is salty, although bacteria and worms that can live without oxygen have been found below 20 m. In 1943 and 1944 during World War II, the shore of Lake Toplitz served as a Nazi naval testing
The Klondike Gold Rush began in 1896 when nuggets of gold were found in the Klondike region of Alaska and the Canadian Yukon Territory. The nuggets were found in running water, making the Klondike Gold deposit an alluvial placer mining deposit, which it soon became when 30,000 gold-seekers trekked to the region. [25]
The legend says the lake is where the Muisca celebrated a ritual in which the zipa (named "El Dorado" by the conquistadors) was covered in gold dust, and then, venturing out into the water on a ceremonial raft made of rushes, dove into the waters, washing off the gold. Afterward, trinkets, jewelry, and other precious offerings were thrown into ...
The Homestake Mine was a deep underground gold mine (8,000 feet or 2,438 m) located in Lead, South Dakota. Until it closed in 2002 it was the largest and deepest gold mine in the Western Hemisphere . The mine produced more than forty million troy ounces (43,900,000 oz; 1,240,000 kg) of gold during its lifetime. [1]
The lake flooded private land, so technically, wading or boating into the waters is a form of trespassing. The shoreline is peppered with "Private Property" signs featuring a big, red hand warning ...
Hydrothermal mineral deposits are accumulations of valuable minerals which formed from hot waters circulating in Earth's crust through fractures. They eventually produce metallic-rich fluids concentrated in a selected volume of rock, which become supersaturated and then precipitate ore minerals.
Gold coins buried in a small pot and dated to the fifth century B.C. were discovered in modern-day Turkey. Archaeologists believe that the coins—based on their location underneath a Helensitic ...
In January 1980, farmer Genésio Ferreira da Silva hired a geologist to investigate whether gold he found on his property was part of a larger deposit. [4] A local child swimming on the banks of a local river found a 6-gram (0.21 oz) nugget of gold. [5] Soon word leaked out that da Silva was indeed sitting upon one of the largest deposits in ...