bismuth
Noun
Meaning
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.
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9th largest bismuth producer, See List of countries by bismuth production 19th largest copper producer, See List of countries by copper mine production and the 26th largest zinc producer.
Diamagnets were first discovered when Sebald Justinus Brugmans observed in 1778 that bismuth and antimony were repelled by magnetic fields.
Even though astatine is naturally occurring, it is usually produced by bombarding bismuth with alpha particles.
Bismuth (CURRENCY:BIS) traded down 4.6% against the U.S. dollar during the 24-hour period ending at 23:00 PM Eastern on January 23rd.
Desilvered lead is freed of bismuth according to the Betterton-Kroll process by treating it with metallic calcium and magnesium, which forms a bismuth dross that can be skimmed off.
Dry separation is the method most commonly used to produce a chemically useful form of astatine. citation citation Wet The bismuth (or sometimes bismuth trioxide ) target is dissolved in, for example, concentrated nitric or perchloric acid.