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cadmium

(Encyclopedia)cadmium kădˈmēəm [key] [from cadmia, Lat. for calamine, with which cadmium is found associated], metallic chemical element; symbol Cd; at. no. 48; at. wt. 112.411; m.p. 321℃; b.p. 765℃; sp. gr...

Flin Flon

(Encyclopedia)Flin Flon flĭn flŏn [key], city, in Saskatchewan, 330), on the Man.-Sask. border, Canada. It ...

Leninogor

(Encyclopedia)Leninogor lyĕˌnyĭnəgôrskˈ [key], city (1989 pop. 68,706), NE Kazakhstan, in the Altai Mts. It is a mining center in an area that is the chief source of Kazakh zinc and lead. Silver, copper, and ...

copernicium

(Encyclopedia)copernicium, artificially produced radioactive chemical element; symbol Cn; at. no. 112; mass number of most stable isotope 285; m.p., b.p., sp. gr., and valence unknown. Situated in Group 12 of the p...

pigment

(Encyclopedia)pigment, substance that imparts color to other materials. In paint, the pigment is a powdered substance which, when mixed in the liquid vehicle, imparts color to a painted surface. The pigments used i...

Lávrion

(Encyclopedia)Lávrion lôrˈēəm [key], town (1991 pop. 8,846), E central Greece, in Attica; a port on the Aegean Sea. It is a mining, smelting, and shipping center for lead, manganese, and cadmium ores. Silver w...

sphalerite

(Encyclopedia)sphalerite sfălˈərīt, sfāˈ– [key], mineral composed of zinc sulfide, usually containing some iron and a little cadmium. It occurs in crystals of the isometric system but more generally in clea...

Brockhouse, Bertram

(Encyclopedia)Brockhouse, Bertram, 1918–2003, Canadian physicist, b. Lethbridge, Alta. Educated at the Univ. of British Columbia and Univ. of Toronto (Ph.D., 1950), he was a research officer (1950–59) and head ...

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