When it comes to mid-tier copper plays, the name Hudbay Minerals Inc. (NYSE: HBM ) should definitely be on the radar of any investor looking at the sector. Its purchase of Copper Mountain Mining in June of Analyst's Disclosure: I/we have no stock, option or similar derivative position in any of the companies mentioned, and no plans to initiate any such positions within the next 72 hours. I wrote this article myself, and it expresses my own opinions. I am not receiving compensation for it (other than from Se ...