Online Service

Anytime 24/7

How To Find Us

Zhengzhou High-tech Zone, China

MENU
News
  1. Home
  2. -
  3. pros of sulfide mining

pros of sulfide mining

Sulfide Mining Doesn’t Belong in Minnesota’s Cherished Waters. Sulfide from mining has been shown, by science recently funded by the Legislature, to affect the entire ecosystem. With the proposed sulfide mining areas draining into the St. Louis River, the headwaters of Lake Superior, or the Boundary Waters Canoe Area Wilderness...

Get Price

More details

  • Sulfide mining record  WaterLegacy

    Sulfide mining record WaterLegacy

    Sulfide mining record There is ample reason to be skeptical about mining companies’ and promoting agencies’ promises that sulfide mining can be done without polluting the water. One can merely search the internet for "Acid Mine Drainage", and find numerous examples all over the world of environmentally devastating and costly damage.

    More Details
  • Mining  Minnesota Center for Environmental Advocacy

    Mining Minnesota Center for Environmental Advocacy

    MCEA is a member of the Mining Truth coalition, which includes Friends of the Boundary Waters Wilderness and Conservation Minnesota. Sulfide mining in Minnesota would affect many of our treasured places, including Lake Superior and the Boundary Waters. It’s too important of an issue to be uninformed.

    More Details
  • Sulfide Mining in Minnesota  Knight Errant

    Sulfide Mining in Minnesota Knight Errant

    Jan 12, 2015 · There are more pros to the mining that you have left out, for example, there are water treatment plans for the pit water and drainage that creates the water safe and able to be returned to the environment. have a fantastic day .

    More Details
  • The Economics of Sulfide Mining: Benefits and Costs

    The Economics of Sulfide Mining: Benefits and Costs

    Jun 26, 2013 · The Economics of Sulfide Mining: Benefits and Costs JP Rennquist Jun 26, 2013 No Comments Share This address was given by Dr. Tom Power, Professor Emeritus at the University of Montana about a week ago in Duluth.

    More Details
  • The Promise and Perils of Seafloor Mining  Woods Hole

    The Promise and Perils of Seafloor Mining Woods Hole

    Nov 20, 2009 · The Promise and Perils of Seafloor Mining Hot, buoyant, mineral-laden fluids rise from deep within ocean crust and mix with cold seawater. That triggers the precipitation of minerals that form deposits near and on the seafloor.

    More Details
  • A More Holistic Economic Evaluation of Mining: Considering

    A More Holistic Economic Evaluation of Mining: Considering

    A More Holistic Economic Evaluation of Mining: Considering Benefits and Costs Thomas Michael Power The University of Montana and Power Consulting, Inc. [email protected] Understanding the Impacts of Mining in the Western Lake Superior Region USGS Workshop, Bad River Reservation, Wisconsin, September 12-14, 2011

    More Details
  • Bill would end Wisconsin moratorium on sulfide mining

    Bill would end Wisconsin moratorium on sulfide mining

    Aug 22, 2017 · Bill would end Wisconsin moratorium on sulfide mining, create easier path to future mining. Mining companies have eyed Wisconsin for years, but according to mining supporters, the states laws are too restrictive. The legislation targets mining for minerals such as copper, zinc, gold and silver in sulfide rock deposits that have the potential to create acidic runoff and pollute ground and surface water.

    More Details
  • Froth flotation  Wikipedia

    Froth flotation Wikipedia

    Froth flotation is a process for selectively separating hydrophobic materials from hydrophilic. This is used in mineral processing, paper recycling and waste-water treatment industries. Historically this was first used in the mining industry, where it was one of the great enabling technologies of the 20th century. It has been described as "the single most important operation used for the recovery and upgrading of …

    More Details
  • Protecting the Great Lakes | National Wildlife Federation

    Protecting the Great Lakes | National Wildlife Federation

    Sulfide Mining and the Great Lakes. Mining and exploration companies are swarming the upper Great Lakes, especially Michigan’s Upper Peninsula, northern Wisconsin and the arrowhead region of northern Minnesota. Lake Superior is in the bull’s eye.

    More Details
  • Bioleaching  Wikipedia

    Bioleaching Wikipedia

    Bioleaching is the extraction of metals from their ores through the use of living organisms. This is much cleaner than the traditional heap leaching using cyanide . [1] Bioleaching is one of several applications within biohydrometallurgy and several methods are used to recover copper , zinc , lead , arsenic , antimony , nickel , molybdenum ...

    More Details
  • SULFIDE MINING  Minnesota Center for Environmental

    SULFIDE MINING Minnesota Center for Environmental

    Sulfide mining, unfortunately, poses several significant environmental risks. The most significant one is the threat to water quality. When sulfide ores are exposed to air and water, the result is sulfuric acid, which causes the leaching of potentially toxic heavy metals and the release of sulfates that contribute to the methylation of mercury.

    More Details
  • Sulfide Mining || Conservation Minnesota

    Sulfide Mining || Conservation Minnesota

    Dec 04, 2017 · Conservation Minnesota has a consistent record of calling for accountability when it comes to the various Sulfide Mining proposals currently being debated in the state. We seek accountability from the state, the mining companies and the …

    More Details
  • Sulfide mining record  WaterLegacy

    Sulfide mining record WaterLegacy

    Sulfide mining record There is ample reason to be skeptical about mining companies’ and promoting agencies’ promises that sulfide mining can be done without polluting the water. One can merely search the internet for "Acid Mine Drainage", and find numerous examples all over the world of environmentally devastating and costly damage.

    More Details
  • Sulfide Mining  Minnesota Trout Unlimited

    Sulfide Mining Minnesota Trout Unlimited

    Sulfide-Ore Copper Mining and the Risks. • Spills and seepage from surface storage of waste rock, underground mine pits, tailings pipelines or other facilities would release AMD to the interconnected streams, lakes, wetlands and groundwater flowing to the Boundary Waters. • High acidity can alter gill membranes, prevent fish from breathing,...

    More Details
  • Pebble Mine Pros and Cons List

    Pebble Mine Pros and Cons List

    Pebble Mine Pros and Cons List. The Pebble Mine in the Bristol Bay region of Southwest Alaska is no different. This type of mine involves extraction of low grade copper-gold-molybdenum sulfide deposits. During the world recession, pebble mining was one of those businesses that saved many countries.

    More Details
  • Copper Mining and Extraction: Sulfide Ores

    Copper Mining and Extraction: Sulfide Ores

    Copper Mining and Extraction: Sulfide Ores. It is a good electrical and thermal conductor. It is ductile and it can prevent bacterial growth (see Copper: Properties and Applications ). As with all world resources, the supply of copper from the ground is limited. Ever since copper was first mined, it has been recycled.

    More Details
  • The Promise and Perils of Seafloor Mining  Woods Hole

    The Promise and Perils of Seafloor Mining Woods Hole

    Nov 20, 2009 · The Promise and Perils of Seafloor Mining Hot, buoyant, mineral-laden fluids rise from deep within ocean crust and mix with cold seawater. That triggers the precipitation of minerals that form deposits near and on the seafloor.

    More Details
  • Sulfide Mining || Conservation Minnesota

    Sulfide Mining || Conservation Minnesota

    Dec 04, 2017 · Conservation Minnesota has a consistent record of calling for accountability when it comes to the various Sulfide Mining proposals currently being debated in the state. We seek accountability from the state, the mining companies and the …

    More Details
  • Sulfide Mining in Northern Minnesota by Tessa Reynolds on

    Sulfide Mining in Northern Minnesota by Tessa Reynolds on

    Transcript of Sulfide Mining in Northern Minnesota. Sulfide mining extracts copper, nickel, and other metals from sulfide ore. The most common method is to carve large open pits and then pulverizing the rocks to recover the metals. This leaves the mines open to the elements. This kind of mining has never been done in Minnesota.

    More Details
  • About Us  WaterLegacy

    About Us WaterLegacy

    Who we are WaterLegacy is an award-winning grassroots non-profit 501(c)(3) organization formed in 2009 to counter the threat of sulfide mining proposed for Northern Minnesota. Our founders were concerned that sulfide mining would destroy wetlands, wildlife, habitats and wild rice, contaminate water with toxic metals, increase mercury levels in fish, and impair tribal rights.

    More Details
  • CopperNickel Studies and Nonferrous Mining  Minnesota

    CopperNickel Studies and Nonferrous Mining Minnesota

    Minnesota Issues Resource Guides Copper-Nickel Studies and Non-ferrous Mining. One area known to contain copper-nickel deposits is the NorthMet site, located between the cities of Hoyt Lakes and Babbitt on the Mesabi Iron Range. The site is controlled through a long-term lease by …

    More Details
  • Bioleaching  Wikipedia

    Bioleaching Wikipedia

    Bioleaching is the extraction of metals from their ores through the use of living organisms. This is much cleaner than the traditional heap leaching using cyanide. Bioleaching is one of several applications within biohydrometallurgy and several methods are used to recover copper, zinc, lead, arsenic, antimony, nickel, molybdenum, gold, silver, and cobalt.

    More Details
  • What are the pros and cons of asteroid mining?  Quora

    What are the pros and cons of asteroid mining? Quora

    The pros to asteroid mining are, if you’ll excuse the expression, astronomical, and may well include the long-term survival of the human race. A frequent science fiction scenario is an asteroid, the interior hollowed out, then set spinning to crea...

    More Details
  • Sulfide Mining Mining Methods Techniques Copper Zinc

    Sulfide Mining Mining Methods Techniques Copper Zinc

    Sulfide Mining. Mining is the method of tacking materials from the earth to get valuable metal ores like copper, zinc, and lead, which are known as target minerals in mining terms. Metal ores like copper, zinc and lead are minute quantities contrasted to the whole composition of the earth. ...

    More Details
  • Mining Waste Treatment Technology SelectionTechnology

    Mining Waste Treatment Technology SelectionTechnology

    Sulfide Precipitation. The addition of a sulfide induces precipitation of dissolved metals as metal sulfides. This treatment is very effective for many metals, including zinc and cadmium. It is less effective for some contaminants such as manganese. If the MIW is acidic, pH adjustment may be required prior to the sulfide precipitation.

    More Details
  • Open Pit Mining Pros  Cons | Sciencing

    Open Pit Mining Pros Cons | Sciencing

    Open Pit Mining Pros & Cons. Worldwide, 40 percent of mining occurs at the surface, according to Greenpeace International. Compared with underground mining, surface mining is much more efficient. Unfortunately, this economy comes with a strict environmental cost because the surface environment is destroyed and polluted during the mining process.

    More Details
  • Sulfide Mining Overview  Save Our Sky Blue Waters

    Sulfide Mining Overview Save Our Sky Blue Waters

    What is Sulfide Mining? Sulfide mining (also known as metallic mining) refers to mining operations which remove metals, such as copper, nickel, platinum and others, from sulfur bearing ores. The 1 Hudson, T.L., F.D. Fox, and G. S. Plumlee. 1999. Metal Mining and the Environment. American Geological Institute.

    More Details
  • The Threat | Save the Boundary Waters

    The Threat | Save the Boundary Waters

    Sulfide-ore copper mining is much more toxic than Minnesota’s taconite mining. It produces giant waste piles that, when exposed to air and water, leach sulfuric acid, heavy metals and sulfates. Sulfide-ore copper mines pollute groundwater, rivers and lakes.

    More Details
  • Mining Waste Treatment Technology SelectionTechnology

    Mining Waste Treatment Technology SelectionTechnology

    Sulfide Precipitation. The addition of a sulfide induces precipitation of dissolved metals as metal sulfides. This treatment is very effective for many metals, including zinc and cadmium. It is less effective for some contaminants such as manganese. If the MIW is acidic, pH adjustment may be required prior to the sulfide precipitation.

    More Details

Latest News

Online Service

Are You Looking for A Consultant?