Evaluate ore (5)
I believe the answer is:
assay
(Other definitions for assay that I've seen before include "metallurgical test" , "Examine (ore or alloy?)" , "Test (a metal or ore)" , "Analyse ore for metal content" , "Put to the proof" .)
I believe the answer is:
assay
(Other definitions for assay that I've seen before include "metallurgical test" , "Examine (ore or alloy?)" , "Test (a metal or ore)" , "Analyse ore for metal content" , "Put to the proof" .)