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amphibole

(Encyclopedia)amphibole ămˈfəbōlˌ [key], any of a group of widely distributed rock-forming minerals, magnesium-iron silicates, often with traces of calcium, aluminum, sodium, titanium, and other elements. The ...

obsidian

(Encyclopedia)obsidian ŏbsĭdˈēən [key], a volcanic glass, homogeneous in texture and having a low water content, with a vitreous luster and a conchoidal fracture. The color is commonly black, but may be some s...

Magnus, Heinrich Gustav

(Encyclopedia)Magnus, Heinrich Gustav hīnˈrĭkh go͝osˈtäf mägˈno͝os [key], 1802–70, German chemist, physicist, and educator. In 1831 he became lecturer and in 1834 professor of physics and technology at t...

Keller, Gottfried

(Encyclopedia)Keller, Gottfried gôtˈfrēt [key], 1819–90, Swiss novelist, poet, and short-story writer. His vital, realistic, and purposeful fiction gives him a high place among 19th-century authors. Chief amon...

Lombardi, Vince

(Encyclopedia)Lombardi, Vince (Vincent Thomas Lombardi), 1913–70, American football coach, b. New York City. As a student at Fordham, he was a member of the famed “Seven Blocks of Granite” line. After great s...

Losey, Joseph

(Encyclopedia)Losey, Joseph lōˈzē [key], 1909–84, American film director, b. La Crosse, Wis. Among his Hollywood works, many of which dealt with social issues, are The Boy With Green Hair (1948) and M (1951). ...

Papahānaumokuākea Marine National Monument

(Encyclopedia)Papahānaumokuākea Marine National Monument, 582,578 sq mi (1,508,870 sq km), in the Pacific Ocean surrounding the NW Hawaiian Islands, c.270 mi (435 km) NW of Oahu; est. 2006 as Northwestern Hawaiia...

pigweed

(Encyclopedia)pigweed, name for several weedy plants, particularly the common pigweed or lamb's-quarters of the family Chenopodiaceae (goosefoot family), the rough pigweed, or green amaranth, of the related family ...

Hill, David Bennett

(Encyclopedia)Hill, David Bennett, 1843–1910, American politician, b. Montour Falls, N.Y. He entered law and politics, becoming the upstate boss of the Democratic party in New York. He served as state legislator ...

Sargent, Henry

(Encyclopedia)Sargent, Henry, 1770–1845, American genre and portrait painter, b. Gloucester, Mass., studied in London with Benjamin West. He was skilled in the rendering of textures and accessories. Fine examples...