Promising Options for Solving the Dolomite Problem of the ...
· Option 2 involves crushing and grinding of highdolomite phosphate pebbles followed by dolomite flotation at slightly acidic pH using a new collector that does not require phosphoric acid as a phosphate depressant, achieving a final concentrate analyzing less than % MgO at about 87% P 2 O 5 recovery. Option 3 is a gravity separation technique using an .