...to the surface where the bubbles overflow a cell's interior wall like shiny metallic lava. Bob Haecker, a metallurgical engineer for the mine, said the first stage is rougher cells that are like a first pass to catch as much of the target...

...the "diggers," or underground workers, don't even notice. "Those guys are a different breed," said metallurgical engineer Bob Haecker. Haecker, who works at the mill, said he has been underground a few times and didn't like it...

...to the surface where the bubbles overflow a cell's interior wall like shiny metallic lava. Bob Haecker, a metallurgical engineer for the mine, said the first stage is rougher cells that are like a first pass to catch as much of the target...

...the "diggers," or underground workers, don't even notice. "Those guys are a different breed," said metallurgical engineer Bob Haecker. Haecker, who works at the mill, said he has been underground a few times and didn't like it...

...is the son of Dale and Bonnie Linder, of Power, Mont. A 2006 graduate of Montana Tech University, he is a metallurgical engineer for Hecla Greenscreek Mining Co. in Juneau. The couple plans on residing in Juneau.