- Bismuth ocher
- Bismuth Bis"muth, n. [Ger. bismuth, wismuth: cf. F. bismuth.]
(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[deg] 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.
[1913 Webster]
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. [1913 Webster]
{Bismuth glance}, bismuth sulphide; bismuthinite.
{Bismuth ocher}, a native bismuth oxide; bismite. [1913 Webster]
The Collaborative International Dictionary of English. 2000.