RE:RE:RE:RE:RE:RE:Kozmo Truce with answers Kozmo, have you ever treated or processed low grade Tin/Tantalum ores? I have.
second, as a miner of Ta I'm pretty sure how material is traded but you are right, in refined markets kgs are used but not in the concentrates market.
I am not talking from a position of maybe or if... this is how I earn my daily bread.