BOOK VIII.

301

end it is closed up with a board, also lower than the sides of the buddle sothat the water can flow away ; this water falls into a launder and is carriedoutside the building. In this simple buddle is washed the metallic materialwhich has passed on to the floor of the works through the five large sieves.When this has been gathered into a heap, the washer throws it into the headof the buddle, and water is poured upon it through the pipe or small trough,and the portion which sinks and settles in the middle of the head compart-ment he stirs with a wooden scrubber,—this is what we will henceforth callthe implement made of a stick to which is fixed a piece of wood a foot longand a palm broad. The water is made turbid by this stirring, and carriesthe mud and sand and small particles of metal into the buddle below.Together with the broken rock, the larger metallic particles remain in thehead compartment, and when these have been removed, boys throw them uponthe platform of a washing tank or the short strake, and separate them fromthe broken rock. When the buddle is full of mud and sand, the washer closesthe pipe through which the water flows into the head; very soon thewater which remains in the buddle flows away, and when this has taken

A—Head of buddle. B—Pipe. C—Buddle. D—Board. E—Transverse buddle.

F —Shovel. G —Scrubber.

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