HARD ROCK PHOSPHATE ORE DRESSING 49 



FIG. 2a. Hard Rock Phosphate Mill 



DETAILED DESCRIPTION OF FIG. 2a 



No. 1, incline track running from the phosphate pits up the 

 top of the washer upon which the crude ore is hauled in the 

 skip-cars. 



No. 2, skip-car delivering a load of phosphate ore to the 

 grizzle bars. 



No. 3, pulley or sheave at the top of washer upon which runs 

 the wire cable that hauls the skip-car up the incline track. 



No. 4, grizzle bars upon which the ore is dumped and where 

 it receives its first sizing, and is forced through and broken 

 up before falling into the separator. 



No. 5, chute from bars to separator. 



No. 6, separator which sizes the rock for the first set of double 

 log washers. That which passes out of the separator falls in. 



