- Brittle Metallic Element - 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.