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From: Webster's Revised Unabridged Dictionary (1913)

 Bis·muth n.  Chem. One of the elements; a metal of a reddish white color, crystallizing in rhombohedrons. It is somewhat harder than lead, and rather brittle; masses show broad cleavage surfaces when broken across. It melts at 507° Fahr., being easily fused in the flame of a candle. It is found in a native state, and as a constituent of some minerals. Specific gravity 9.8. Atomic weight 207.5. Symbol Bi.
 Note: ☞ Chemically, bismuth (with arsenic and antimony is intermediate between the metals and nonmetals; it is used in thermo-electric piles, and as an alloy with lead and tin in the fusible alloy or metal. Bismuth is the most diamagnetic substance known.
 Bismuth glance, bismuth sulphide; bismuthinite.
 Bismuth ocher, a native bismuth oxide; bismite.
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