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The mine was part of the sale of its assets by OZ Minerals to China Minmetals, majority-owned by the Chinese state, but was blocked by the Australian Government, which cited national security concerns since Prominent Hill was within a sensitive military area. Subsequently, the sale of the other OZ Minerals mines went ahead after Prominent Hill ...
Map of the WWII "US Chemical Bomb Depot During World War II , Charters Towers was the location of RAAF No.9 Inland Aircraft Fuel Depot (IAFD), completed in 1942 and closed on 29 August 1944. Usually consisting of four tanks, 31 fuel depots were built across Australia for the storage and supply of aircraft fuel for the RAAF and the US Army Air ...
Mining at the BHP mines at Broken Hill ceased 28 February 1939. BHP was not the only mining operation at Broken Hill though, and mining continued at the southern and northern ends of the Line of Lode. In the early 20th century, Broken Hill was a centre of mining innovation resulting in a viable froth flotation process. [13]
Architectural drawing of the court house, 1885. Bidjara (also known as Bidyara, Pitjara, and Peechara) is an Australian Aboriginal language spoken by the Bidjara people. The Bidjara language region includes the local government areas of the Shire of Murweh, particularly the towns of Charleville, Augathella and Blackall as well as the properties of Nive Downs and Mount Tabor.
But the placer deposits worked in the early years were quickly exhausted, and production crashed. Hardrock mining (in California called quartz mining) began in 1849, and placer mining by hydraulic mining began in 1852. Despite the new mining methods, by 1865 production was 867,000 troy ounces (27,000 kg), less than one-quarter of peak production.
On the morning of 1 July 1916, a series of 19 mines of varying sizes was blown to start the Battle of the Somme. The explosions constituted what was then the loudest human-made sound in history, and could be heard in London. The largest single charge was the Lochnagar mine south of La Boisselle with 60,000 lb (27 t) of ammonal explosive. The ...
TNT equivalent is a convention for expressing energy, typically used to describe the energy released in an explosion.The ton of TNT is a unit of energy defined by convention to be 4.184 gigajoules (1 gigacalorie), [1] which is the approximate energy released in the detonation of a metric ton (1,000 kilograms) of TNT.
This is an accepted version of this page This is the latest accepted revision, reviewed on 8 November 2024. British four-engined medium-range turboprop airliner, 1948 Viscount Cambrian Airways Vickers Viscount General information Type Turboprop airliner National origin United Kingdom Manufacturer Vickers-Armstrongs Status Retired Primary users British European Airways Capital Airlines Trans ...