Action Alert: Public Scoping for Pebble - akrdc.org

The Pebble deposit is an important statewide economic asset, located on State of Alaska land designated for mineral exploration and development. The Southwest region of Alaska faces high costs of living and the project's potential economic contribution to the region should be thoroughly evaluated.

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Trump's EPA wants to give a massive mining project in ...

Jul 12, 2017· Trump's EPA wants to give a massive mining project in Alaska another chance ... at the Pebble gold and copper prospect in southwest Alaska. ... in the Bristol Bay region …

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Gold in Alaska: Gold Geology and Prospecting, Alaska

Gold Geology and Prospecting, Alaska A Christmas tree gold nugget attached to the side of a ... To the north and west of the Copper River Region, the Kenai Peninsula-Cook Inlet region encloses the Susitna and Matanuska Rivers near Turnagain Arm. ... known as the Pebble copper-gold porphyry was discovered in the mid-1980s west of Cook Inlet ...

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About EPA's Decision Not to Withdraw Proposed Clean Water ...

In 2014, EPA issued a Clean Water Act Section 404(c) Proposed Determination that would, if finalized, restrict the discharge of dredged or fill material in the Bristol Bay watershed related to mining the Pebble copper and gold deposit. In a May 11, 2017, settlement agreement resolving outstanding ...

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Pebble backers hope Trump administration breathes new life ...

Dec 02, 2017· WASHINGTON — The companies behind a decade-long effort to build a massive gold and copper mine in Alaska's Bristol Bay region are hoping the new administration of President-elect Donald J. Trump ...

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Pebble Mine debate in Alaska: EPA becomes target by ...

A worker with the Pebble Mine project test-drills in the Bristol Bay region of Alaska near the village of Iliamma in this July 13, 2007, file photo. ... is a layer of silt and rock that contains ...

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Environments | Free Full-Text | Documentation of Acidic ...

During exploration drilling of the Pebble copper–gold–molybdenum (Cu–Au–Mo) deposit, drilling wastes were disposed of directly on the landscape or passed through unlined sumps prior to disposal. The ore and host rock are rich in sulfides, which weather to sulfuric acid with consequent metal leaching. Oxidized cuttings were visually evident, and confirmed with laboratory and field ...

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EPA WITHDRAWAL OF PROPOSED DETERMINATION FOR PEBBLE …

Jul 23, 2017· Approximately 90 million years ago (around the time T. rex was alive!), as the Pacific tectonic plate slid beneath the North American plate, magma containing dissolved copper, gold, molybdenum, and silver, deposited these metals into the Pebble region.

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Pebble copper mine project | Wood Mackenzie

The Pebble deposit is one of the world's largest known undeveloped copper-gold resources and is a potential large-scale copper, gold and molybdenum mining project in southwest Alaska. The Pebble deposit is located in the vicinity of one of the world's largest salmon breeding grounds and permitting of the project is not assured.

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Pebble Deposit (MRDS #10258264) CU, AU

The plutonic hostrocks of the Pebble Copper deposit are alkalic (potassic), and are similar to potassium-rich plutons that host copper-gold deposits throughout the world (Bouley and others, 1995; Muller and Groves, 1995). From ARDF The dominant pervasive alteration at Pebble Copper is potassic.

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The future of Alaska's Pebble Mine — and its salmon — High ...

Jun 28, 2018· The future of Alaska's Pebble Mine — and its salmon A timeline shows Scott Pruitt's EPA waffling between mining and fishing interests.

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Pebble Project EIS

Pebble Limited Partnership (Applicant) proposes to develop the Pebble copper-gold-molybdenum porphyry deposit (Pebble deposit) as an open-pit mine, with associated infrastructure, in southwest Alaska, approximately 17 miles west/northwest of the villages of Iliamna, Newhalen, and Nondalton.

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Get the facts — Save Bristol Bay

Get the Facts on this ill-conceived project: Bristol Bay at Risk. The Pebble mine. The People. The Solution . What We've Achieved. 2010: Nine Bristol Bay tribes, commercial fishermen and sportsmen and many others request to U.S. Environmental Protection Agency (EPA) to initiate the 404(c) process to protect Bristol Bay. This measure is authorized under the more than 40 year-old Clean Water Act.

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Alaska's Pebble Mine moves closer to fruition as ...

Dec 22, 2017· Workers with the Pebble Mine project test drill in the Bristol Bay region near the village of Iliamma. ... A proposed gold and copper mine that nearly got buried by the Obama administration moved ...

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Pebble Mine - The Full Wiki

Pebble Mine is the common name of an advanced mineral exploration project investigating a very large porphyry copper, gold, and molybdenum mineral deposit in the Bristol Bay region of Southwest Alaska, near Lake Iliamna and Lake Clark.The proposal to mine the ore deposit, using large-scale operations and infrastructure, is controversial. Proponents argue that the mine will create jobs, provide ...

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PEBBLE MINE, ALASKA - National Wildlife Federation

Alaska's Bristol Bay region, one of America's most spectacular places and home to the world's largest runs of sockeye salmon, is being targeted for large-scale mineral development. The Pebble gold and copper mine--planned for the headwaters of Bristol Bay's best wild salmon rivers--would be the largest open pit mine in North America.

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Obama blocked this controversial Alaskan gold mine. Trump ...

Jul 12, 2019· Obama blocked this controversial Alaskan gold mine. ... the landscape on which the proposed Pebble Mine, a gold and copper mine. would be placed. ... Eilperin is The Washington Post…

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Pebble Project – Div. of Mining, Land, and Water

The Pebble Project is a copper-gold-molybdenum porphyry deposit in the advanced exploration stage. The project is located on state land in the Bristol Bay Region of southwest Alaska, approximately 17 miles northwest of the community of Iliamna. Pebble consists of two contiguous deposits.

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Pebble Copper Prospect, Bristol Bay District, Lake and ...

Pebble Copper Prospect, Bristol Bay District, Lake and Peninsula Borough, Alaska, USA : Small quartz-galena-sphalerite veins occur about 0.5 mile south of the Pebble Copper deposit (Bouley and others, 1995). Location: The Pebble Copper deposit is at an elevation of about 1,150 feet ...

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Pebble, Porphyry copper deposit - USGS

Pebble is a giant, classic calc-alkalic porphyry copper-gold-molybdenum deposit. It is composed of the East and West zones which represent two coeval hydrothermal centers within a single system. The West zone extends from surface to ~500-m depth and is centered on four small granodiorite plutons emplaced into flysch, diorite, and granodiorite ...

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Opponents of Alaska's Bristol Bay gold mine continue their ...

Oct 21, 2013· Opponents of the development of the world's largest gold mine, in Alaska's Bristol Bay, have said they will continue to fight the project. A spokesman for …

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Bristol Bay | US EPA

For more information, visit the Corps' Pebble Project EIS website.Exit. EPA Suspends Withdrawal of Proposed Determination. January 2018: After hearing directly from stakeholders and the people of Alaska, EPA suspended its process to withdraw proposed restrictions on mining in Bristol Bay.

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Pebble Mine (Copper/Gold Prospect) - Ground Truth Trekking

The proposed Pebble Mine is located in Southwest Alaska, on state land near Lake Iliamna and Lake Clark, and is situated atop the largest known gold deposit in the world. If built, the mine would be North America's largest gold and copper mine, potentially producing hundreds of …

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FAQ - Pebble Watch

Where is the Pebble deposit located? The mineral deposit is located in the Bristol Bay region in Southwest Alaska, near Iliamna Lake and Lake Clark. It is in a remote area, near the headwaters to tributaries of both the Nushagak and Kvichak rivers. Test samples from the Pebble deposit have shown copper, molybdenum and gold.

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Pebble Mine : Objective Scientific Information from Pebble ...

About Pebble (Mine) Science This site promotes sharing of objective scientific information on proposed copper mining in Bristol Bay, Alaska. Mining in this region is controversial because mining can cause significant adverse impacts to water quality and fisheries and 51% of the world's sockeye salmon originates from Bristol Bay.

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Ground IP-Resistivity, and airborne Spectrem and ...

The Pebble deposit that is managed by the Pebble Partnership, a joint venture between Northern Dynasty Mines and Anglo American plc, is a calc-alkalic copper-gold-molybdenum porphyry located in the Bristol Bay region of southwest Alaska, 320 km southwest of Anchorage and 27 km west-northwest of the village of Iliamna.

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Pebble Copper Region – Grinding Mill China

Pebble Copper Region [ 4.9 - 7355 Ratings ] The Gulin product line, consisting of more than 30 machines, sets the standard for our industry. We plan to help you meet your needs with our equipment, with our distribution and product support system, and the continual introduction and updating of products. ...

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Pebble Project EIS

Pebble Limited Partnership (Applicant) has applied for permits to develop the Pebble copper-gold-molybdenum porphyry deposit (Pebble deposit). The deposit is located under rolling permafrost-free terrain in the Iliamna region of southwest Alaska, approximately 200 miles southwest of Anchorage and 60 miles west of Cook Inlet.

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List of Pros and Cons of Pebble Mine | OccupyTheory

Jul 30, 2015· List of Pros and Cons of Pebble Mine. OccupyTheory. ... Pebble mining is the practice of harvesting precious minerals in Alaska's Bristol Bay region. Learning more about what proponents of the project are aiming to achieve and what the detractors are attempting to avoid will help increase your overall understanding.

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The World Needs Copper. Does It Need the Pebble Mine?

Nov 15, 2017· The World Needs Copper. Does It Need This Controversial Mine? The fight over the proposed Pebble mine in southern Alaska is a harbinger: Global copper demand is …

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