noun
: an amalgamation process of reducing silver ore in which ore crushed to pulp is spread on the patio and mixed with salt, copper sulfate, and mercury by spading the mass and driving horses or mules through it
noun
: an amalgamation process of reducing silver ore in which ore crushed to pulp is spread on the patio and mixed with salt, copper sulfate, and mercury by spading the mass and driving horses or mules through it
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012