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Au
Au symbol for the element gold .
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East Coolgardie Goldfield
East Coolgardie Goldfield , Western Australia, SW Australia. It is the richest gold field in Australia. The chief mining center is the town of Kalgoorlie. Coolgardie, of little importance today, was the first gold-rush town in the area. Gold was discovered there in 1892.
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Arthur Golding
Arthur Golding c.1536-c.1605, English translator. He translated many Latin classics, including Caesar's Gallic War and Ovid's Metamorphoses. A Calvinist, Golding tried to infuse the Metamorphoses with a stern moral tone. He also translated noted French works.
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gold
gold metallic chemical element; symbol Au [Lat. aurum =shining dawn]; at. no. 79; at. wt. 196.9665; m.p. 1,064.43°C; b.p. 2,808°C; sp. gr. 19.32 at 20°C; valence +1 or +3.
Gold is very ductile and is the most malleable metal; it can be beaten into extremely thin sheets of gold lea...
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Carl Lewis
Carl Lewis (Frederick Carlton Lewis), 1961-, American sprinter and jumper, b. Birmingham, Ala. A star in high school and at the Univ. of Houston, he became possibly the greatest track athlete of all time. After winning three gold medals at the World Championships in Helsinki in 1983, he went on at ...
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amalgam
amalgam , alloy containing mercury . The alloy may be liquid or solid, depending on the proportion of mercury, although all naturally occurring amalgams, i.e., those of gold and silver, are solid. Amalgams are widely used. Silver, gold, and copper amalgams are used in dentistry, and tin amalgam i...
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amalgamation process
amalgamation process , in particular, a method to extract gold and silver from ores. The ore is crushed and treated with mercury , in which the metal dissolves. The amalgam is heated and the mercury evaporates, leaving pure gold or silver. The process has been criticized as an environmental and occ...
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British West Africa
British West Africa former inclusive term for the British colonies of Cameroons, Gambia, Gold Coast, Nigeria, Sierra Leone, and Togoland.
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Mother Lode
Mother Lode belt of gold-bearing quartz veins, central Calif., along the western foothills of the Sierra Nevada. The term is sometimes limited to a strip c.70 mi (110 km) long and from 1 to 6 1/2 mi (1.6-10.5 km) wide, running NW from Mariposa. Popularly it is used to mean the gold-bearing area ...
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gold rush
gold rush influx of prospectors, merchants, adventurers, and others to newly discovered gold fields. One of the most famous of these stampedes in pursuit of riches was the California gold rush. The discovery of gold at Sutter's Mill early in 1848 brought more than 40,000 prospectors to California w...
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