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Skellefteå
(Encyclopedia)Skellefteå shĕlĕfˈtəōˌ [key], city (1990 pop. 31,050), Västerbotten co., NE Sweden, on the Skellefteälven River inland from its mouth on the Gulf of Bothnia. The center of a rich mining regio...Skellefteälven
(Encyclopedia)Skellefteälven shĕlĕfˈtəĕlvˌĕn [key], river, c.255 mi (410 km) long, rising in Norrbotten co., N Sweden, in the mountains along the Norwegian border. It flows SE through Uddjaur lake (30 mi/48...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...Ndola
(Encyclopedia)Ndola əndōˈlä [key], city (1990 est. pop. 376,311), N central Zambia, near the Congo. It is a commercial, mining, and manufacturing center, located in the Copperbelt. Copper mining in Ndola long a...Rockhampton
(Encyclopedia)Rockhampton, city and region (2016 pop. 79,726), Queensland, E Australia, on the Fitzroy River. It is a rail center and, with its port at Port Alma, the principal trade center for the pastoral and min...ore
(Encyclopedia)ore, metal-bearing mineral mass that can be profitably mined. Nearly all rock deposits contain some metallic minerals, but in many cases the concentration of metal is too low to justify mining the ore...Copiapó
(Encyclopedia)Copiapó kōpyäpōˈ [key], city (1990 est. pop. 79,268), capital of Atacama region, N central Chile, on the Copiapó River. An industrial city at the southern edge of the Atacama Desert, Copiapó ha...Ibaraki
(Encyclopedia)Ibaraki ēbäˈräkē [key], prefecture, 2,352 sq mi (6,092 sq km), central Honshu, Japan. ...Lota
(Encyclopedia)Lota lōˈtä [key], city (1992 pop. 50,123), S central Chile, a port on the Gulf of Arauco, an inlet of the Pacific Ocean. Founded in the 17th cent., the city grew rapidly after coal was discovered i...amalgam
(Encyclopedia)amalgam əmălˈgəm [key], 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 silve...Browse by Subject
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