(L. cadmia; Gr. kadmeia, ancient name for calamine - zinc carbonate) Discovered by Stromeyer in 1817 in zinc carbonate. Found mainly in zinc ores and greenockite (CdS).
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soft, bluish-white, transition metal, can be cut with a knife, highly toxic
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alloying to add resistance to wear and low friction, electroplating, batteries, to control atomic fission, phosphors for color TV tubes, CdS used as a yellow pigment, used in artists' paints