mining reserves revett

Feb 27, 2014· Feb 27, 2014· Earlier this month, Revett Mining has announced a reserve update at Troy that was based on previous exploration efforts at the property. The new mine life of the project is approximately 12 years, which means the project will be in production until the second part of the 2020's.

Mar 27, 2015· Revett has reported a Rock Creek inferred resource of 229 million ounces of silver and 2.0 billion pounds of copper. Permitting underway. Hecla Mining Company ( NYSE:HL ) (Hecla) and Revett Mining Company, Inc. (NYSE MKT:RVM) (TSX:RVM) (Revett) today announced that they have entered into a merger agreement pursuant to which Hecla will acquire Revett. In the proposed …

Mar 27, 2015· Revett Minerals sees a potential 12-year mine life for its Troy silver mine in NW Montana, USA after continuing exploration and data analysis to the end of 2013. The new figures have replaced ore mined in 2012 plus about 1Mt of reserves where access has been restricted by pit structural issues.

Feb 27, 2014· Earlier this month, Revett Mining has announced a reserve update at Troy that was based on previous exploration efforts at the property. The new mine life of the project is approximately 12 years, which means the project will be in production until the second part of the 2020's.

May 02, 2016· Hecla acquired the Rock Creek project in June 2015 with the acquisition of Revett Mining Company. The Rock Creek project is located approximately five miles northeast of Noxon, Sanders County, Montana (about 50 miles north of the Lucky Friday mine in Idaho). Overview & History The project as proposed will encompass approximately 481 acres and … Continue reading Rock …

Inferred silver resources increased by 147% with the acquisition of Revett Mining Company and its Rock Creek Project. Measured and indicated silver resources decreased by 2% to 161 million ounces. Proven and probable gold reserves are essentially unchanged at 2.1 million ounces and measured and indicated gold resources decreased by only 1%.

Revett Mining engages in the exploration, development, mining, and processing of mineral properties in the United States. The company explores for copper and silver ores. It principally holds interests in the Troy Mine project comprising 24 patented lode-mining claims, 510 unpatented lode-mining claims, approximately 850 acres of fee land, and 394

May 17, 2017· Company Name: Revett Minerals Inc., Stock Symbol: RVM, Industry: Mining/Resources, Total Posts: 355, Last Post: 5/17/2017 10:23:53 AM

1975). Sandstone-hosted deposits like those in the Revett Formation may reach gargantuan tonnages exploitable by open-pit mining (Udokan, Siberia; Volodin and others, 1994). Some deposits in Phanerozoic rocks, now included in the redbed model, may belong to the same genetic class as the Revett deposits. However, examination of

May 07, 2011· Company Name: Revett Minerals Inc., Stock Symbol: TSX:RVM, Industry: Mining/Resources, Total Posts: 9, Last Post: 5/7/2011 9:06:24 AM

Revett Mining Company changed its jurisdiction of incorporation (from Canada to Delaware) and its name (from Revett Minerals to Revett Mining Company) in February 2014, following approval by its shareholders at a special meeting held in January 2014. ... After an unsuccessful attempt to find an alternative route to our reserve mining areas, a ...

Nov 13, 2012· Revett Mining Company Inc When Revett Minerals restarted the Troy mine in northwestern Montana in December 2004, the property had a mine life of about four years based on its known reserves. "We thought we'd be done about mid-way through 2008, but with some hard work and exploration successes, that four years turned into 15 years pretty ...

Oct 17, 2013· Revett Mining raises $3.4M to fund efforts to reopen the Troy Mine. March 31, 2014. Revett Mining (RVM.TO, NYSEMKT:RVM) has announced it raised $3.4M by issuing 4.1M units at a price of $0.78/share. Each unit consists of one share and ½ of a share warrant […]

May 29, 2011· The justice system. An endless fount of interest. On March 29th, 2010, a federal judge rejected the U.S. Forest Service's approval of a mining operation on the edge of the Cabinet Mountains Wilderness Area in Montana. That project was the Rock Creek mine owned by Revett Minerals. The court ruled that the Forest Service violated the National […]

May 23, 2013· Revett Minerals Inc. provides an update on efforts to re-establish access to mining areas and along the Lower Quartzite haulage route at its Troy Mine in northwest Montana.

Jun 28, 2016· New Tintina Resources CEO and mining engineer John Shanahan (TAU photo) Shanahan's experience at Revett Mining should help. Revett, acquired by Hecla Mining about a year ago, operated the Troy ...

May 07, 2011· May 07, 2011· Company Name: Revett Minerals Inc., Stock Symbol: TSX:RVM, Industry: Mining/Resources, Total Posts: 9, Last Post: 5/7/2011 9:06:24 AM