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COMPARISON of the PEBBLE MINE with OTHER ALASKA …

COMPARISON of the PEBBLE MINE with OTHER ALASKA LARGE HARD ROCK MINES Stuart Levit and David Chambers ... Bay Region of southwest Alaska. It lies at a confluence of rivers that are critical to the salmon fisheries ... Resources and Metallurgy Pebble CopperGold Molybdenum Project Iliamna Lake Area Southwestern Alaska, ,” J.

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

Nov 15, 2017· The fight over the proposed Pebble mine in southern Alaska is a harbinger: Global copper demand is expected to grow dramatically.

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Bristol Bay | US EPA

EPA Region 10 initiated a process to protect one of the world’s most valuable salmon fisheries, in Bristol Bay, Alaska, from the risks posed by a mine at the Pebble deposit.

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Region 6: Nushagak, Mulchatna

Chapter 3 Region 6: Nushagak, Mulchatna Bristol Bay Area Plan September 2013 3 93 Pebble Copper is located in the extreme eastern part of Region 6 in hills drained by the upper reaches of the Koktuli River. The Pebble porphyry coppergoldmolybdenum deposit was

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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 Mine Wikipedia

Pebble Mine is the common name of a 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 largescale operations and infrastructure is controversial.

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Pebble Project EIS

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

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Mine Plan Pebble Watch

Pebble is going to get a permit.” The new plan comes nearly seven years after a detailed Preliminary Assessment of the proposed Pebble mine was released to Northern Dynasty Minerals (NDM) shareholders to illustrate the economic viability of mining the site’s large copper…

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Ground IPResistivity, 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 calcalkalic coppergoldmolybdenum porphyry located in the Bristol Bay region of southwest Alaska, 320 km southwest of Anchorage and 27 km westnorthwest of the village of Iliamna.

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Great Deposits – Alaska's Pebble CopperGold Deposit ...

The Pebble CuAuMoAg Porphyry deposit in southwest Alaska is one such deposit, with a global resource of just under 11 billion tonnes ( measured, indicated and inferred) with a contained metal resource of 70,000,000,000 pounds copper, 107,000,000 ounces gold , 5,580,000,000 pounds molybdenum and 510,000,000 ounces silver.

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Pebble mine scores small win in land deal with Alaskan ...

Nov 21, 2018· Deal with the Alaska Peninsula Corporation () secures the company's right to use defined portions of lands to build and operate roads for the stalled Pebble copper …

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Pebble Mine (Copper/Gold Prospect)

Pebble Limited Partnership (Applicant) has applied for permits to develop the Pebble coppergoldmolybdenum porphyry deposit (Pebble deposit). The deposit is located under rolling permafrostfree 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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Saying 'no' to Pebble: This one's different | Trout Unlimited

Jun 11, 2019· The mine they are referring to is the proposed Pebble Mine in the Bristol Bay region of Alaska, and yes, it is a stupid idea. What makes Pebble different? Size, type and location. Size: The Pebble mine would be one of the largest open pit gold and copper mines in the world and multiple times larger than every hard rock mine in Alaska combined.

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Proposed Pebble Mine in Alaska could threaten world's ...

Feb 03, 2018· The Pebble Limited Partnership has proposed a copper and gold mine near Bristol Bay and the EPA said it would allow the permitting process to go forward.

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Pebble backers hope Trump administration breathes new life ...

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

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

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 and with Alaska Native ...

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Big win for Pebble after EPA lifts Bristol Bay mining ban ...

Jul 30, 2019· The move does not guarantee the government will issue a permit for the planned Pebble Mine in Alaska’s Bristol Bay. ... which is hoping to tap a 100 billion coppergold deposit in the ...

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Red Gold

Jul 10, 2012· The equivalent of being a County Executive in other states, his support of the Pebble copper and gold mine in the region would carry a lot of weight. Alsworth’s clout also stems from the fact that his father was a pioneer settling the area on Lake Clark now …

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

The Pebble Project is a coppergoldmolybdenum 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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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 Mine Explained

Jan 29, 2018· The Environmental Protection Agency reversed itself on Friday by maintaining restrictions on the proposed Pebble copper and gold mine in southwest Alaska’s Bristol Bay region…

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Pebble, Porphyry copper deposit USGS

Pebble is a giant, classic calcalkalic porphyry coppergoldmolybdenum 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 ~500m depth and is centered on four small granodiorite plutons emplaced into flysch, diorite, and granodiorite ...

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Opponents rally against copper prospect they fear could ...

Opponents rally against copper prospect they fear could become another Pebble June 7, 2017 June 10, 2017 moldychum Critics of a copper prospect in the Bristol Bay region who fear it could become a smaller version of its giant neighbor, Pebble, have launched an early campaign to stop it.

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Treasurer Chiang Sends Letter Opposing Pebble Mine Project

the Pebble Project presents undue risk not only to the longterm sustainability ofthe Bristol Bay region, but also tothe value ofour longterm investments inFirst Quantum Minerals, Ltd. Northern Dynasty Minerals now sole owner ofthe Pebble Project and with which First

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The Giant Pebble CuAuMo Deposit and Surrounding Region ...

BULLETIN OF THE SOCIETY OF ECONOMIC GEOLOGISTS VOL. 108 May NO. 3 The Giant Pebble CuAuMo Deposit and Surrounding Region, Southwest Alaska: Introduction KAREN D. KELLEY,1,† JAMES R. LANG,2 AND ROBERT G. EPPINGER1 1 U. S. Geological Survey, Mail Stop 973, Box 25046, Denver, Colorado 80225 2 Hunter Dickinson Inc., 1040 West Georgia Street, Vancouver, British …

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Pebble Project, Alaska Mining Technology | Mining News ...

The Pebble Project is located in the Bristol Bay Region in southwest Alaska, approximately 200 miles from Anchorage. It is a green field project based on a coppergoldmolybdenum porphyry deposit, which is considered to be the largest deposit of its kind in the world. The pebble deposit covers a ...

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Stop Pebble Mine: Protect the ecosystem of Bristol Bay ...

Alaska's Bristol Bay worldfamous salmon rivers threatened by Pebble Mine. Help Save Them! By Eric Rickstad, editor of The Orvis News . Let's take a look the proposed Pebble Mine and its possible impact on the region’s fish and wildlife, culture, and economy.

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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 largescale mineral development. The Pebble gold and copper mineplanned for the headwaters of Bristol Bay’s best wild salmon riverswould be the largest open pit mine in North America.

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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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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 unveils longawaited smaller mine plan Anchorage ...

Oct 05, 2017· Granted another chance by the Trump administration, the backers of the Pebble copper and gold prospect on Wednesday unveiled a plan they say is …

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