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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...Theseus
(Encyclopedia)Theseus thēˈsyo͞os, –sēəs [key], in Greek mythology, hero of Athens; son of either King Aegeus or Poseidon. Before Aegeus left Troezen he placed his sword and sandals beneath a huge rock and to...Fontana Dam
(Encyclopedia)Fontana Dam, N.C.: see Little Tennessee, river. ...cicada
(Encyclopedia)cicada sĭkāˈdə [key], large, noise-producing insect of the order Homoptera, with a stout body, a wide, blunt head, protruding eyes, and two pairs of membranous wings. The front wings, which are lo...Queen Elizabeth Islands
(Encyclopedia)Queen Elizabeth Islands, northern part of the Arctic Archipelago, Northwest Territories and Nunavut, N Canada. Ellesmere Island (the largest), the Parry group (Melville, Bathurst, Devon, Prince Patric...Keokuk, chief of the Sac and Fox
(Encyclopedia)Keokuk kēˈəkək [key], c.1780–1848, Native American, chief of the Sac and Fox, b. near present-day Rock Island, Ill. When Black Hawk supported the British in the War of 1812, Keokuk refused to jo...grape hyacinth
(Encyclopedia)grape hyacinth, any plant of the genus Muscari of the family Liliaceae (lily family), low plants with dense spikelike clusters of small, nodding flowers that are usually deep blue. Of more than 50 Old...Illinois, University of
(Encyclopedia)Illinois, University of, main campus at Urbana-Champaign; land-grant with state and federal support; coeducational; chartered 1867, opened 1868 as Illinois Industrial Univ., renamed 1885. It pioneered...Asbury Park
(Encyclopedia)Asbury Park, city, Monmouth co., E N.J. An Atlantic resort noted for its beach, boardwalk, and convention hall, it declined in the late 20th cent. but has undergone a revival in the 21st. ...ash, in chemistry
(Encyclopedia)ash, in chemistry, solid residue of combustion. The chemical composition of an ash depends on that of the substance burned. Wood ash contains metal carbonates (e.g., potassium carbonate) and oxides fo...Browse by Subject
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