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fluorite

(Encyclopedia)fluorite flo͞oˈərspär [key], mineral appearing in various colors, e.g., green, yellow-brown, rose, and red. Chemically, it is calcium fluoride, CaF2. Its crystals, commonly cubic, are transparent ...

Gregory, Wilton Daniel

(Encyclopedia)Gregory, Wilton Daniel, 1947–, American Roman Catholic cardinal, b. Chicago. Ordained in 1973, he was educated at Niles College (now St. Joseph's College Seminary) of Loyola Univ., Chicago, St. Mary...

Cattell, Raymond Bernard

(Encyclopedia)Cattell, Raymond Bernard kətĕlˈ [key], 1905–98, American psychologist, b. Staffordshire, England. He came to the United States in 1937 and served as research professor at the Univ. of Illinois (1...

Ithaca, city, United States

(Encyclopedia)Ithaca ĭthˈəkə [key], city (2020 pop. 32,108), seat of Tompkins co., S central N.Y., at t...

Rush-Bagot Convention

(Encyclopedia)Rush-Bagot Convention rŭsh-băgˈət [key], 1817, agreement between the United States and Great Britain concerning the Canadian border. It consisted of the exchange of notes signed by Richard Rush, A...

Munn v. Illinois

(Encyclopedia)Munn v. Illinois, case decided by the U.S. Supreme Court in 1876. Munn, a partner in a Chicago warehouse firm, had been found guilty by an Illinois court of violating the state laws providing for the ...

prairies

(Encyclopedia)prairies, generally level, originally grass-covered and treeless plains of North America, stretching from W Ohio through Indiana, Illinois, and Iowa to the Great Plains region. The prairie belt also e...

Olympia, city, United States

(Encyclopedia)Olympia, city (1990 pop. 33,840), state capital, and seat of Thurston co., W Wash., at the southern tip of Puget Sound, on Budd Inlet; inc. 1859. A port of entry, it ships lumber products and agricult...

Sacramento, city, United States

(Encyclopedia)Sacramento săkrəmĕnˈtō [key], city (1990 pop. 369,365), state capital and seat of Sacramento co., central Calif., on the Sacramento River at its confluence with the American River; settled 1839, ...
 

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