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apatite
(Encyclopedia)apatite ăpˈətīt [key], mineral, a phosphate of calcium containing chlorine or fluorine, or both, that is transparent to opaque in shades of green, brown, yellow, white, red, and purple. Apatite is...Field, Eugene
(Encyclopedia)Field, Eugene, 1850–95, American poet and journalist, b. St. Louis. After working on several Midwestern newspapers, in 1883 he became a columnist for the Chicago Daily News (later the Record). His u...molybdenite
(Encyclopedia)molybdenite məlĭbˈdənīt, mō– [key], a mineral, molybdenum disulfide, MoS2, blue-gray in color, with a metallic luster and greasy feel. It occurs in crystals of the hexagonal system but more co...Bruce, James
(Encyclopedia)Bruce, James, 1730–94, Scottish explorer in Africa. He explored Roman ruins in N Africa (1755) from Tunis to Tripoli and visited Crete, Rhodes, and Asia Minor. In 1768 he traveled down the Red Sea a...birthmark
(Encyclopedia)birthmark, pigmented maldevelopment of the skin that varies in size, either present at birth or developing later. Birthmarks may appear as moles (melanocytic nevi) that vary in color from light brown ...Strauss, Levi
(Encyclopedia)Strauss, Levi, 1829–1902, American merchant, b. Buttenheim, Germany, as Löb Strauss. He moved with his mother and sisters to New York City in 1847 to join his brothers' wholesale dry-goods company....waltz
(Encyclopedia)waltz, romantic dance in moderate triple time. It evolved from the German Ländler and became popular in the 18th cent. The dance is smooth, graceful, and vital in performance. The waltz in Vicente Ma...Wad Madani
(Encyclopedia)Wad Madani wäd mädäˈnē [key], city (1993 pop. 211,362), SE cental Sudan, on the Blue Nile River. It is linked by rail with Khartoum and is the chief center of the Al Gezira agricultural region. C...van Dyke, Henry
(Encyclopedia)van Dyke, Henry, 1852–1933, American clergyman, educator, and author, b. Germantown, Pa., grad. Princeton, 1873, and Princeton Theological Seminary, 1874. He was pastor of the Brick Presbyterian Chu...Beke, Charles Tilstone
(Encyclopedia)Beke, Charles Tilstone bēk [key], 1800–1874, English explorer and author. In Ethiopia in 1840–43 he mapped c.70,000 sq mi (181,300 sq km) of the country, determined the approximate course of the ...Browse by Subject
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