( n. )
A regulus consisting essentially of nickel, obtained as a residue in fusing cobalt and nickel ores with silica and sodium carbonate to make smalt.
( n. )
A regulus consisting essentially of nickel, obtained as a residue in fusing cobalt and nickel ores with silica and sodium carbonate to make smalt.
Webster's Revised Unabridged English Dictionary. Пересмотренный полный словарь английского языка Webster. 2012