Meaning of fondon | Babel Free

Definitions

A large copper vessel used for hot amalgamation.

Equivalents

Examples

“The diameter of the copper bottom of the fondon is from 5 feet 6 inches to 7 feet 6 inches, and, instead of the necessary motion being imparted to the charge by a wooden stirrer, worked by hand, it is obtained by blocks of copper dragged over the bottom by an arrangement similar to the arms of an arrastra.”

“If the mercury is added carefully and the mullers kept moving at the proper speed⟳, the amalgam will not cling⟳ to the copper bottom and mullers of the fondon.”

“The pan amalgamation process⟳ is doubtless an outcome of the cazo and fondon processes, although it also bears some resemblance to the obsolete Freiberg barrel amalgamation process⟳, in which ores, after being roasted with salt, were treated in rotating barrels with mercury, iron⟳ and water.”

CEFR level