Refine, as ore (5)
I believe the answer is:
smelt
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">refine as ore</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for smelt that I've seen before include "Fish related to the salmon (which ponged?)" , "sensed as fishy?" , "Arab leader" , "Got a whiff of" , "were high" .)