ore processing vs ore dressing

ore processing and ore dressing both are nouns.

Word	Noun	Adjective	Verb	Adverb
ore processing	Yes	No	No	No
ore dressing	Yes	No	No	No

As nouns, ore processing and ore dressing are synonyms defined as:

ore processing and ore dressing: crushing and separating ore into valuable substances or waste by any of a variety of techniques

Other synonyms of ore processing include beneficiation, mineral dressing, mineral extraction, mineral processing.

ore processing (noun)	ore dressing (noun)
crushing and separating ore into valuable substances or waste by any of a variety of techniques	crushing and separating ore into valuable substances or waste by any of a variety of techniques