Critics say any mitigation deal could help the mine win approval.
This Q&A with company officials covers Rosemont environmental, business, transportation issues.
The northern Mexican gartersnake has joined the ranks of federally protected species.
Hudbay Minerals Inc. and Augusta Resource Corp. announced early today that the two companies have agreed on a friendly takeover bid for the British Columbia company that owns the proposed Rosemont Mine site near Tucson.
A community group and a retired air-pollution scientist filed separate lawsuits Wednesday challenging Arizona’s approval of an air-quality permit for the proposed Rosemont Mine.
The difference in size and scale between the current owners of the proposed Rosemont Mine and its suitor is staggering, their financial reports show.
Hudbay Minerals Inc. said Tuesday that it has again extended its offer to acquire all of the outstanding common shares of Rosemont Mine developer Augusta Resource Corp., this time until June 9.
In a decision that both sides are spinning as a victory, the British Columbia Securities Commission says that under certain circumstances, it will put an end to Augusta Resource Corp.’s shareholder rights plan by mid-July.
The takeover battle for the Canadian company that owns the Rosemont Mine site hits a climactic moment in Vancouver, B.C. today (Tuesday, April 29).Officials of Augusta Resource Corp. and Hudbay Minerals Inc. will argue over whether the British Columbian government should put a halt to a shar…
Don’t worry, the Rosemont Mine isn’t likely to pollute the well-loved Davidson Canyon or Cienega Creek southeast of Tucson, says the Arizona Department of Environmental Quality.
With filers going electronic, midnight tax mailing nixed
The Pima County Board of Supervisors delayed a decision to accept money from Rosemont Copper to compensate for what the company says is the impossibility of mitigating damage from putting water and electric lines through a sensitive riparian area.
Toronto-based Hudbay Minerals Inc. on Monday announced a “final extension,” to May 5, of its offer to acquire Rosemont Mine developer Augusta Resource Corp.
After two years of review, the U.S. Army Corps of Engineers still has concerns about Rosemont Copper’s plans to buy land and water rights to compensate for the Rosemont Mine’s impacts on nearly 70 acres of washes and streams, a recent corps letter shows.
Rosemont Copper Co. and a Rosemont ranch hand haven’t yet paid a $514,000 debt they have jointly owed the U.S. Forest Service since August for its expenses fighting a 2011 wildfire started accidentally by the ranch hand.
PHOENIX — A Southern Arizona lawmaker has quashed her proposal to split away a portion of Pima County.
Here's a brief corporate profile of HudBay Minerals Inc., which is attempting to take over the parent company of the proposed Rosemont Mine, Augusta Resources.
Here is the most recent annual report from HudBay Minerals Inc., which is attempting to take over the parent company of the proposed Rosemont Mine, Augusta Resources.
Saying it’s what the residents want, a Southern Arizona lawmaker wants to let voters in Green Valley, Sahuarita and surrounding areas split from Pima County and move into Santa Cruz County.
County supervisors took another step in their protracted fight with the proposed Rosemont Mine, voting to formally object to the location.