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Estrela, Serra da
(Encyclopedia)Estrela, Serra da sĕrˈrə ᵺə əshtrāˈlə [key], mountain range, central Portugal. It rises to 6,532 ft (1,991 m) in Malhão da Estrela, Portugal's highest peak. The range is an important pastor...ductility
(Encyclopedia)ductility, ability of a metal to plastically deform without breaking or fracturing, with the cohesion between the molecules remaining sufficient to hold them together (see adhesion and cohesion). Duct...scheelite
(Encyclopedia)scheelite shāˈlīt, shēˈ– [key], heavy white or yellow mineral, calcium tungstate, CaWO4, crystallizing in the tetragonal system. It is found in granite pegmatites, in contact-metamorphic deposi...carboloy
(Encyclopedia)carboloy kärˈbəloi [key] [portmanteau word from carbon and alloy], an alloy containing cobalt, tungsten, and carbon. This alloy is extremely hard, harder than steel; it is used to cut steel, porcel...Oruro
(Encyclopedia)Oruro ōro͞oˈrō [key], city (1992 pop. 183,422), capital of Oruro dept., W Bolivia. It is Bolivia's railroad center. Oruro's economy is based on exploitation of the region's tin, tungsten, and copp...Gangwon
(Encyclopedia)Gangwon or Kangwon gängˈwŭnˈ [key], province, N South Korea. Chuncheon is the capital. The 38th ...Xinhui
(Encyclopedia)Xinhui so͞onˈwēˈ [key], town (1994 est. pop. 254,700), S Guangdong prov., SE China, in the Xi River delta, near Guangzhou. It has fruit orchards, fruit-processing industries, and machine shops. Tu...Chuncheon
(Encyclopedia)Chuncheon or Chunchon cho͞onˈchônˈ [key], city, capital of Gangwon (Kangwon) prov., N...Douglas, cities, United States
(Encyclopedia)Douglas. 1 City (2020 pop. 16,534), Cochise co., SE Ariz., at the Mexican border; inc. 1905. The mining and smelting of copper have been ...Namib
(Encyclopedia)Namib näˈmĭb [key], desert, c.800 mi (1,290 km) long and from 30 to 100 mi (50–160 km) wide, SW Africa, along the coast of Namibia. It occupies a rocky platform between the Atlantic Ocean and the...Browse by Subject
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