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Agrandir Relecture du sujet : Antimoine

Re: Antimoine

par energy_isere » Hier, 11:11

Un prospect d'Antimoine au Canada :
ATMY reports “massive” antimony-bearing mineralization at Bald Hill project

Staff Writer | July 2, 2025

Antimony Resources (CSE: ATMY) reported Wednesday that the first assays have been received from drilling at its Bald Hill project, including sections of “massive antimony stibnite” and “stibnite bearing breccia-filling” intersected.


The Bald Hill project is located in Canada’s New Brunswick province.

The assays comprise four of the initial holes completed as part of an expanded 2,700-meter drill program on the property.

Drill hole BH-25-04 returned 4.17% Sb (antimony) over 7.4 meters, including three zones of massive stibnite that returned 28.8%, 21.9 % and 17.9% Sb respectively. Drill hole BH-25-03 returned 2.76% Sb over 2.8 meters, including 19.0% Sb from 0.4-metre depth.

Drill holes BH-25-01 and BH-25-02 did not reach the target before the holes were abandoned.

Assays for the next set of drill holes are expected in two to three weeks, the company said.

Ten additional drill holes have been completed to date, and sections of massive antimony stibnite and stibnite bearing breccia-filling have been intersected in the drill holes, ATMY noted, adding that the antimony-bearing mineralization has been outlined in surface outcroppings over at least 300 meters beyond the original drilling.

Stibnite is commonly mined for its antimony content. The recent cancellation of antimony exports by China, combined with a substantial price increase, have driven efforts to locate and extract this critical metal in Canada and the US.

“I am very pleased with the assays returned for drill holes BH-25-03 and BH-25-04,” Antimony Resources CEO Jim Atkinson said in a news release. “The shortfall of the first two drill holes was disappointing, but we have better identified the location of the mineralization with each successive drill hole, and the surface mapping and have retargeted the area of drill holes 1 and 2 with additional drill holes to intersect the zone.”

“The results obtained in these first samples have increased our confidence in the validity of the previous drilling results and will assist in establishing the drill hole density we will need for a resource,” Atkinson added.

By market close in Toronto, Antimony Resources’ stock was down 21% with a C$6 million ($4.4m) market capitalization.
https://www.mining.com/atmy-reports-mas ... l-project/

Re: Antimoine

par energy_isere » Hier, 11:08

United States Antimony reboots mine operations in Montana

Staff Writer | July 3, 2025 |

Image
Layout of US Antimony’s operations. Credit: United States Antimony Corp.

United States Antimony (NYSE-A: UAMY) says it has been reacquiring mining claims next to its existing smelting operations in Montana since earlier this year, and is now ready to reboot mine operations in areas that have permits in place.

These mining claims, US Antimony said, have a history of antimony production dating back to the 1970s, and are all situated in or around its operating smelter — the only antimony smelting facility in the country.

Like with rare earths, the US has listed antimony as a mineral critical to its national and economic security. The grey-colored metal is used in a variety of high-tech and defence products, including flame-retardant materials, certain semiconductors and superhard materials. No antimony has been produced by the US on a commercial scale since 2016.

The Dallas, Texas-based company revealed on Thursday that, after a review of geological and historical records, the newly acquired claims have “sufficient” quantities of antimony to restart mining, with as many as three vein systems present on the property.

Moreover, US Antimony said it could be feasible to establish surface mining operations with minimal pre-development expenditure in addition to the prior underground operations.

The company is currently permitted to begin immediate mining operations on the five acres of the patented property, having already filed a small miners exclusion statement (SMES) with the State of Montana. It plans to file a second SMES within the next 10 days in addition to filing exploration permit applications with both Montana’s Department of Environment Quality and the US Forest Service.

US Antimony’s stock gained 4% on the NYSE American exchange, for a market capitalization of $258.5 million.

First US antimony mine in years

Chairman and CEO Gary Evans said the decision to restart mining operations next to its smelter stems from a “significant price increase” experienced for worldwide supplies of antimony ore in the wake of China’s embargos initiated last year.

China, the world’s leading producer, holds around 80% of the world’s processing capacity. The US, meanwhile, has no domestic production and is highly reliant on Chinese imports.

Due to the tense relationship between the two nations, securing a US-based supply of antimony has become a key focus under the current Trump administration. Earlier this year, it fully permitted the Stibnite project held by Perpetua Resources (Nasdaq: PPTA) (TSX: PPTA) in Idaho, which is said to host one of the largest reserves outside Chinese control.

US Antimony, too, aims to bolster the US supply chain, leveraging its antimony oxide smelter in Thompson Falls, which it estimates could produce 5 million lb. per year of antimony metal. The new mining claims in Montana, according to Evans, would make it the first company to restart US antimony production going back decades.

“Governments around the world are finally beginning to understand the need to secure their own supply chains, specifically for critical minerals. There continues to exist a worldwide shortage of this critical material necessary for our Department of Defense,” Evans stated in a press release.

In addition to its presence in Montana, the company also holds over 35,000 acres of mining claims in Alaska that could provide additional feed to the Thompson Falls smelter.
https://www.mining.com/united-states-an ... n-montana/

Re: Antimoine

par energy_isere » 15 juin 2025, 16:02

suite de 3 posts au dessus.
Perpetua Resources secures $400M equity financing for Stibnite project in Idaho

Staff Writer | June 11, 2025

Perpetua Resources (NASDAQ, TSX: PPTA) has entered into an agreement with the National Bank of Canada and BMO Capital Markets to purchase, on behalf of themselves and a syndicate of underwriters, approximately 22.73 million common shares of the company for $13.20 per share for $300 million.

Separately, Paulson & Co. has agreed to purchase an additional $100 million in Perpetua common shares under a private placement, bringing to total financing to $400 million.

Perpetua said it intends to use the proceeds for the development of the company’s Stibnite project in Idaho that is being fast-tracked by the Trump administration, in conjunction with the application for up to $2 billion in project financing submitted to the Export-Import Bank of the United States (EXIM) in May.

Also in May, Perpetua obtained the final federal approval required to progress the project towards construction.

Combined with the EXIM debt financing and royalty financing, the company believes that the net proceeds from the offering and the private placement will provide it with sufficient capital to fund the project construction costs of $2.2 billion, along with additional funds for cost overruns and exploration activities.

The Stibnite project, with its recently secured record of decision from the US Forest Service, is uniquely positioned to supply the critical mineral antimony, which is essential to national security and energy technology, the company said.

Stibnite holds an estimated 148-million-pound antimony reserve — the only identified antimony reserve in the US and one of the largest reserves outside of Chinese control. Once in production, it could meet about 35% of US antimony demand during its initial six years of production, according to the 2023 USGS commodity summary.

The company said it expects the remaining state permits required to commence construction to be issued by the relevant agencies in summer 2025.

Perpetua Resources was flat at Wednesday’s market close in New York, but was down 9.8% in after-hours trading. The company has a $1.1 billion market capitalization.
https://www.mining.com/perpetua-resourc ... -in-idaho/

Re: Antimoine

par energy_isere » 01 juin 2025, 15:25

Perpetua awarded $6.9M additional funding from US Army for antimony pilot plant

Staff Writer | May 28, 2025

Perpetua Resources (NASDAQ: PPTA) (TSX: PPTA) announced Wednesday it has won up to $6.9 million in funding from the US Army via the Defense Ordnance Technology Consortium (DOTC) to support the development of its Stibnite antimony-gold project in Idaho.

This additional funding, awarded under an ordnance technology initiative agreement (OTIA) from August 2023, builds on the $15.5 million already awarded to the company by the DOTC, Perpetua said.

According to the Boise, Idaho-headquartered miner, the funding will be used for testing intended to demonstrate the feasibility of using material sourced from the Stibnite project to produce military-specification antimony trisulfide, a critical component in certain munitions and advanced defense systems.

The OTIA is intended to fund the development and delivery of a flexible, modular pilot plant to the US Army to process antimony and other materials of Department of Defense interest. The additional funding would enable Perpetua to expand material sampling and increase the scope and size of the pilot plant, the company said.

“We are honored to continue our work with the US Army to secure a domestic source of antimony trisulfide,” CEO Jon Cherry said in a press release. “Advancing America’s capabilities to process minerals critical to national defense is essential for our long-term mineral independence and resilience.”

Despite the funding, shares of Perpetua Resources traded 1.1% lower at C$19.47 apiece by 10:30 a.m. ET, for a market capitalization of C$1.4 billion ($1.01bn).

Only known US antimony reserve

The Stibnite project currently holds the only identified reserve of antimony in the US. At an estimated 148 million lb., it represents one of the largest antimony reserves outside of Chinese control.

Once built, the mine is expected to supply up to 35% of America’s antimony needs during its first six years of operations, based on the 2023 USGS commodity summary. A 2021 feasibility study projects its total antimony production to be 115 million lb. over an estimated 15-year mine life. The US currently produces no antimony and relies largely on China, which accounted for 60% of globally mined antimony in 2024.

Due to its strategic importance to the US, Stibnite was recently placed on the initial list of 10 projects selected by the newly formed National Energy Dominance Council for fast-tracked permitting. Last week, the $1.3 billion project received its final federal permit.

In addition to antimony, the project is expected to produce a significant amount of gold, totalling 4.2 million oz. during its mine life.
https://www.mining.com/perpetua-awarded ... lot-plant/

Re: Antimoine

par energy_isere » 25 mai 2025, 12:10

Nyrstar seeks government funding for antimony production

Reuters | May 21, 2025

Nyrstar, owned by global commodity trader Trafigura, could potentially produce the critical mineral antimony at its South Australian processing plant but would need government support to do so, CEO of Nyrstar Australia Matt Howell said.

New supply of the strategic metal crucial to the production of ammunition, night-vision goggles, and infrared sensors is in high demand after China, the world’s biggest antimony producer, imposed export controls last year.

As part of a strategic review of Nyrstar’s Australian operations Trafigura is undertaking, Nyrstar found it would be able to produce up to 5,000 tonnes of antimony metal or antimony trioxide a year at its multi-metals processing plant in Port Pirie by adding an additional processing stage after lead smelting, the company said.

“We have the capability to produce a range of critical minerals including antimony to help meet global demand,” Nyrstar Australia CEO Howell said.

“However, it will require significant investments and support to address the unsustainable market pressures that Australian smelters are facing,” he said in a statement to Reuters on May 5.

Howell did not specify how much government funding would be necessary to support output at the Port Pirie site or when it could begin producing antimony metal.

Australia’s smelters are struggling with high domestic power costs and an oversupply of processing capacity in China that has squeezed the fees they can charge to process material.

The Australian government is offering billions of dollars in funding to support critical mineral processing.

“Antimony is defined as a critical mineral by the Australian government, which provides a pathway to access substantial government support,” a South Australian government spokesperson said. He added that complex refineries were key to the state’s economy.
https://www.mining.com/web/nyrstar-seek ... roduction/

Re: Antimoine

par energy_isere » 25 mai 2025, 11:51

suite de ce post du 5 janvier 2025 viewtopic.php?p=2404816#p2404816
Perpetua seeks $2 billion loan for Stibnite project in Idaho

Staff Writer | May 23, 2025

Perpetua Resources (NASDAQ: PPTA) (TSX: PPTA) has submitted a formal application to the Export-Import Bank of the United States (EXIM) for up to $2 billion in debt financing to fund construction of its Stibnite gold-antimony project in Idaho.

The request is an increase from the $1.8 billion outlined in EXIM’s 2024 non-binding letter of interest.

Perpetua attributed the higher figure to a revised estimate of job-years stemming from recent financial and engineering updates.

Earlier this week, the Boise, Idaho-based miner announced it had obtained final approval for Stibnite, a critical minerals project being fast-tracked by the Trump administration.

The Stibnite project, with its recently secured record of decision from the US Forest Service, is uniquely positioned to supply antimony, which is essential to national security and energy technology, the company said.

Antimony, classified as a critical mineral for its importance to technology, defense and energy applications, is imported into the US as there is currently no domestic production. China accounted for 60% of globally mined antimony in 2024, according to data from the US Geological Survey.

Last September, China banned exports of the metal to the US.

The Stibnite project holds the only identified antimony reserve in the US at an estimated 148 million lb. —making it one of the largest outside of Chinese control. Once in production, it could meet about 35% of US antimony demand during its initial six years of production, according to the 2023 USGS commodity summary.

Perpetua said Stibnite is also expected to host one of the highest-grade open-pit gold mines in the country, with reserves of approximately 4.8 million oz. Over the first four years of production, it is expected to produce 450,000 oz. of gold annually.
https://www.mining.com/perpetua-seeks-2 ... -in-idaho/

Re: Antimoine

par energy_isere » 11 mai 2025, 12:32

Une mine d' Antimoine devrait démarrer en 2026 en Australie (avec de l'or) :
Hillgrove eyes 2026 production start at Australia's largest antimony mine

A definitive feasibility study (DFS) for its Hillgrove antimony/gold project in New South Wales, projecting the development into one of the Western world's foremost antimony producers.

The study outlines robust financial metrics, including a post-tax net present value (NPV) of A$694-million and an internal rate of return (IRR) of 102% under its mid-price scenario, with production slated to begin in the second quarter of 2026.

The 100%-owned Hillgrove project is expected to operate for eight years, producing an average of 85 000 oz/y gold equivalent and supplying about 7% of the world’s antimony at peak output. The DFS builds on an earlier prefeasibility study and reflects a sharp rise in confidence for the project’s economic and technical viability.

MD Ron Heeks called the publication of the DFS a “major milestone", noting the company completed it within 18 months of acquiring the project. “The DFS confirms Hillgrove as a technically sound, high-margin critical minerals project with a rapid pathway to production,” Heeks said.

At mid-price assumptions which the company describes as still conservative compared to elevated current spot prices, the project delivers average earnings before interest, taxes, depreciation and amortisation of A$250-million and post-tax free cash flow of A$128-million. The mid-case economics also reflect a total post-tax free cash flow of A$1.02-billion and an average yearly pre-tax free cash flow of A$200-million.

“The DFS delivers outstanding economics at the base case and even better at what the company firmly believes is the minimum economics that would be achieved at the mid-price commodity price scenario,” Heeks said. “These results reflect the value of the significant installed infrastructure already in place at Hillgrove and the excellent work undertaken by the Larvotto team.”

Initial capital expenditure is estimated at A$139-million, including an upgrade to the on-site minerals processing plant from 250 000 t/y to 525 000 t/y. The operation will source ore from both underground and openpit sources. Under base case pricing assumptions ($2 400/oz gold, $25 000/t antimony), Hillgrove still returns an NPV of A$280-million and an IRR of 48%, with a 26-month payback period. The mid-price case shortens that to just 11 months.
https://www.miningweekly.com/article/hi ... 2025-05-06

Re: Antimoine

par energy_isere » 19 mars 2025, 00:37

Les prix de l'antimoine multipliés par trois après les restrictions chinoises

RFI le : 19/03/2025 Par : Marie-Pierre Olphand

L'antimoine, un métal résistant au feu et utilisé aussi bien dans les munitions que les batteries électriques, atteint des sommets. Depuis un an, rien ne semble arrêter la hausse des prix.


L'antimoine vaut aujourd'hui, en mars 2025, 54 000 dollars la tonne. C'est trois fois plus qu'il y a un an. La hausse des prix s'est accélérée ces derniers mois : mi-septembre, la Chine a décidé d'opérer un contrôle drastique sur ses exportations, puis en décembre, de les interdire.

Or, la Chine est une des sources principales d'antimoine, avec la Russie et le Tadjikistan. Officiellement, Pékin a pris cette mesure pour garantir un prix bas à ses raffineries. Mais les prix restent encore hauts dans le pays, signe que la tension est assez générale.

Risque de pénurie ?

Au printemps dernier, le déficit entre l'offre et la demande a été évalué à 10 000 tonnes. Il est parti pour durer jusqu'en 2026 au moins, selon le cabinet de conseil Project Blue, car face à une offre qui peine à suivre, la demande est importante, en particulier pour la fabrication des véhicules électriques et dans le secteur photovoltaïque.

L'autre secteur qui tire cette demande, même s'il n'est pas le plus gourmand, est celui de la défense. La guerre en Ukraine fait tourner les usines d'armement et fait grimper les besoins en antimoine, pour la fabrication des munitions. Pour ne parler que de la France, la production d'obus de 155 mm a doublé depuis le début de la guerre.

Est-ce que la reconstitution des stocks d'armement pourrait conduire à une pénurie ? C'est ce qu'avance le directeur général de la société minière, Larvotto Resources, en raison de stocks qui sont très bas. C'est a minima un facteur qui s'ajoute à une demande qui, tous secteurs confondus, reste importante.

Investissements américains

Les Américains sont, selon Project Blue, les premiers clients de la Chine pour ce qu'on appelle le trioxyde d'antimoine, une poudre dérivée du métal gris argenté qui est incorporée à divers produits pour les rendre ignifuges. Les États-Unis ont compris qu'ils allaient devoir remplacer les 10 000 à 15 000 tonnes qu'ils achetaient jusque-là en Chine. Dans cet optique, une fonderie située au Mexique et détenue par United States Antimony Corporation (USAC) a été relancée. Elle sera approvisionnée dans un premier temps en antimoine venu d'Australie.

Un projet d'extraction d'or et d'antimoine a également été validé par l'administration Biden en début d'année dans l'Idaho. Cette mine opérée par Perpetua Resources pourrait fournir un tiers des besoins annuels en antimoine des États-Unis après son ouverture, programmée en 2028.
https://www.rfi.fr/fr/podcasts/chroniqu ... -chinoises

Re: Antimoine

par energy_isere » 02 mars 2025, 20:24

la dernière publication sur l' Antimoine de l' USGS : https://pubs.usgs.gov/periodicals/mcs20 ... timony.pdf

Gros réajustement de la production 2023, en particulier pour le chiffre de la Chine.

Image

le post pour l'année d'avant : viewtopic.php?p=2396542#p2396542

Re: Antimoine

par energy_isere » 23 févr. 2025, 11:53

De l'Antimoine en bonus sur un projet de mine d 'Or au Canada.
Canagold unveils antimony resource for New Polaris project in British Columbia

Staff Writer | February 21, 2025

Image
View of the New Polaris project. Credit: Canagold

Canagold Resources (TSX: CCM) unveiled on Friday a first antimony resource estimate for its flagship New Polaris gold project in northwestern British Columbia. The project is at an advanced development stage with feasibility work underway.


Under the base case scenario, there are approximately 5,630 tonnes of antimony metal contained within the indicated resource, plus 1,195 tonnes within the inferred resource. The existing gold resource at New Polaris is estimated at 1.1 million oz. indicated and 266,000 oz. inferred.

“We are thrilled to incorporate a substantial antimony resource alongside our high-grade gold deposits at the New Polaris project,” commented CEO Catalin Kilofliski. “Past metallurgical testing has shown excellent antimony recovery rates within the New Polaris concentrate, highlighting its potential to enhance future revenue streams.”

Further analysis of the antimony resource and expansion potential are expected to place this year, accompanied by additional metallurgical testing aimed at establishing the best processing methods for antimony production.

Potential antimony mine in BC
With the resource estimate, Canagold now believes it holds Western Canada’s highest grade, underground gold and antimony project.

The company first indicated the project’s antimony potential earlier this year, noting its past history of mine production dating back to the 1940s. However, the presence of antimony has largely been overlooked due to China’s dominant global supply, the company pointed out.

With antimony now being classified as a critical mineral for its vital role in numerous industrial applications, such as defense technologies, semiconductor production, fire retardants and the manufacturing of solar panels, Canagold said it will evaluate the potential antimony production at New Polaris.

The plan, according to Canagold, is to integrate the potential antimony production at New Polaris into its existing gold production plan without impacting the current permitting or mine development timelines. The development is currently in the BC environmental assessment process.

The property is 100 km south of Atlin, BC, and 60 km northeast of Juneau, Alaska, on the west bank of the Tulsequah River. In total, it covers 61 mineral claims over 8.5 square kilometres.

The previous technical report gave the gold-only project an after-tax net present value (at a 5% discount rate) of C$469 million and an internal rate of return of 56%. The payback period was pegged at 1.9 years, and the mine life at 8.7 years for an 80,000 oz. gold per year operation.
https://www.mining.com/canagold-unveils ... -columbia/

Re: Antimoine

par energy_isere » 12 janv. 2025, 14:43

Korea Zinc in talks with US buyers to supply antimony, chairman says

Reuters | January 9, 2025

Korea Zinc chairman Yun B. Choi said on Thursday that it is in preliminary talks with some US entities to supply antimony, after China’s export ban to the US disrupted the market for the mineral used in semiconductors.


Choi told reporters at a briefing that the company was interested in long-term contracts, and was talking with US traders and others, without naming any of the entities.

Antimony prices are set to hit record levels after China banned exports of the mineral to the United States.

Beijing’s curbs have heightened trade tensions and intensified a global race to secure critical minerals and loosen China’s dominance in the market.

Korea Zinc is the world’s largest zinc smelter but also produces about 3,500 tonnes of antimony ingots annually, some of which is shipped to Japan and the Netherlands.

Korea Zinc produces zinc, lead, copper, nickel and other metals with its own technology in South Korea and with supply chains that “do not involve China in any critical way”, Choi said.

That is expected to be an advantage over the next few years even if incoming US President Donald Trump changes the Inflation Reduction Act (IRA), Choi said.

He expects the market for zinc refining to be its “worst” historically in 2025 due to tight ore supply and said Korea Zinc may be the only smelter making money from zinc.

Korea Zinc plans a special shareholders’ meeting on Jan. 23 to discuss the appointment of directors proposed by Young Poong and private equity firm MBK Partners, which hold the largest stake in Korea Zinc, amid an escalating fight for control of the company.
https://www.mining.com/web/korea-zinc-i ... rman-says/

Re: Antimoine

par energy_isere » 05 janv. 2025, 13:35

suite du post au dessus.
Biden officials issue permit for Perpetua’s Idaho antimony-gold mine

Reuters | January 3, 2025

The Biden administration on Friday issued the final mining permit for Perpetua Resources’ Idaho antimony and gold project, a move aimed at spurring US production of a critical mineral at the center of a widening trade war between Washington and Beijing.


Permitting for the mine, backed by billionaire investor John Paulson, comes after Beijing last month blocked exports to the US of antimony, a metal used to make weapons, solar panels, flame retardants and other goods for which there are no current American sources.

The US Forest Service released the final record of decision for Perpetua’s Stibnite project – essentially the mine’s permit – after an eight-year review process, according to documents published on the agency’s website.

Shares of Boise, Idaho-based Perpetua gained 9.1% in after-hours trading after Reuters reported the permit decision earlier on Friday.

Perpetua’s mine will supply more than 35% of America’s annual antimony needs once it opens by 2028 and produce 450,000 ounces of gold each year, a dual revenue stream expected to keep the project financially afloat regardless of any steps Beijing may take to sway markets.

For example, Jervois Global, the owner of an Idaho mine that produces only cobalt, declared bankruptcy on Thursday after Chinese miners aggressively boosted production of that metal in a bid for market share.

In its 154-page report, opens new tab, the Forest Service said its Perpetua decision was based on a detailed review of environmental data, discussions with Indigenous groups and consultation with other federal agencies.

“I have taken into consideration the degree to which the (mine’s) environmental design features, monitoring, and mitigation measures will, where feasible, minimize adverse environmental impacts on (federal lands),” the Forest Service’s Matthew Davis said in the report.

Perpetua, which changed its mine design three times in response to critics, said it believes it can make the mine – roughly 138 miles (222 km) north of Boise – “the best it can be.”

“Every detail of this project was examined with a fine-tooth comb,” said Jon Cherry, Perpetua’s CEO.

Perpetua will need to obtain a wetlands permit from the US Army Corps of Engineers, although the Forest Service said its own decision was made in consultation with that agency, implying a smooth review process.

Finances

The Stibnite project was forecast in 2020 to cost $1.3 billion, a number expected to rise due to post-pandemic inflation. The site has estimated reserves of 148 million pounds of antimony and 6 million ounces of gold.

The Pentagon committed nearly $60 million to fund permitting for the project, which would entail cleaning and expanding a site that was polluted by World War Two-era mining.

Perpetua last April received a letter of interest from the US Export-Import Bank, the government’s export credit agency, for a loan worth up to $1.8 billion to fund the Stibnite project.

The project has not won the support of Idaho’s Nez Perce tribe, which is concerned it could affect the state’s salmon population.

The tribe, though, was consulted for the permit review and changes were made to address their concerns, according to the record of decision.

Representatives for the Nez Perce were not immediately available for comment.
https://www.mining.com/web/biden-admini ... gold-mine/

Re: Antimoine

par energy_isere » 15 déc. 2024, 14:08

suite de ce post du 27 juin 2021 viewtopic.php?p=2321535#p2321535

Prospect d'Antimoine en Idaho qui prend son importance suite au refus d'exportation d'Antimoine de la Chine:
Perpetua Resources, Sunshine Silver to explore antimony processing in Idaho

Reuters | December 9, 2024 |

Perpetua Resources (Nasdaq: PPTA) (TSX:PPTA) said on Monday its Idaho unit has signed a non-binding agreement with private firm Sunshine Silver Mining & Refining to explore the processing of antimony, amid a brewing trade war between the US and China over critical minerals.

Shares of Perpetua rose 7.4% in premarket trade.

Under the agreement, the companies will assess the technical potential for processing and refining antimony from Perpetua’s Pentagon-backed Stibnite antimony and gold project at the Sunshine Mine Complex in Idaho.

Last week, China banned the export of antimony — a crucial element in defense, clean energy and semiconductor applications — and other minerals such as germanium and gallium to the US, after Washington’s latest crackdown on China’s chip sector.

“Stibnite gold project is the only identified domestic reserve of antimony, and with final federal decisions expected in a matter of weeks, Perpetua is ready to work with US companies to help secure domestic production of antimony,” Perpetua CEO Jon Cherry said.

Perpetua said it and Sunshine Silver expect to cater to 40% of US domestic antimony demand.

The company expects to receive the permit for the Stibnite project, also backed by hedge fund manager John Paulson, by year-end.
https://www.mining.com/web/perpetua-res ... -in-idaho/

Re: Antimoine

par energy_isere » 15 déc. 2024, 11:40

Un autre prospect d'antimoine au Canada
Evergold drills high-grade antimony in British Columbia

Trish Saywell, Special to the Northern Miner Group | December 11, 2024

Evergold (TSXV: EVER) reported its highest-grade antimony assays yet from the DEM project near Fort St. James, BC, putting it in the lead among juniors hunting for the critical metal in Canada, the company said Wednesday.

Drill hole DEM24-05 returned 40 metres grading 0.42% antimony starting from 344 metres downhole, including 2.5 metres of 3.6% antimony and 0.50 metre of 8.37% antimony.

“Most of our peers, all of our peers in fact, in Canada have been touting grab samples or the acquisition of properties but nobody has actually delivered drill results, but we have them, and they are very strong and very high grade over potentially mineable underground widths,” Kevin Keough, Evergold’s CEO, said by phone.

The metal increases the hardness of alloys and is used in advanced military systems, some battery technologies, and other industrial applications, including the production of flame retardant chemicals.

Breaking China’s monopoly
....................
https://www.mining.com/evergold-drills- ... -columbia/

Re: Antimoine

par energy_isere » 01 déc. 2024, 13:30

prospect d'Antimoine au Canada :
Spearmint acquires George Lake South Antimony Project in Canada
The proximity to a former major production site suggests potential for the newly acquired project.

November 28, 2024

Spearmint Resources has acquired the George Lake South Antimony Project in New Brunswick, Canada.

The company has not disclosed the financial details of the transaction.

The acquired project spans 1,945 contiguous acres and is known to be prospective for antimony, a valuable mineral used in various technologies.

Spearmint Resources noted that the George Lake South Antimony Project is situated near the historic Lake George Antimony Mine, which was North America’s largest primary antimony producer from 1876 until its closure in 1996.

The proximity to a former major production site suggests potential for the newly acquired project.

Antimony is a critical mineral with applications in battery technology, flame retardants, and the semiconductor and electronics industries.

The demand for antimony has been increasing due to its use in these key technological areas.

Spearmint president James Nelson said: “Year to date, antimony prices have more than doubled, making it one of the best-performing commodities this year. This is a great addition to our stable of projects and being in Canada, it allows us to access flow through money if needed.
https://www.mining-technology.com/news/ ... h/?cf-view

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