Core Viewpoint - Viva Gold Corp has filed a Preliminary Economic Assessment (PEA) report for the Tonopah Gold Project, indicating its potential viability for development as an economic open pit gold mine [1][2]. Project Overview - The Tonopah Gold Project is located approximately 20 minutes from Tonopah, Nevada, and the PEA was prepared by WSP Canada Inc. and Kappes, Cassiday Associates [1][2]. - The project is designed to operate at a rate of 45,000 tonnes per day over a seven-year mine life, producing approximately 75,000 ounces of gold annually for the first two years, with an average of 50,000 ounces per year in years three to seven [3]. Economic Results - The after-tax net present value (NPV) at a 5% discount rate is estimated at $111.6 million at a gold price of $2,400 per ounce, increasing to $363.6 million at $3,200 per ounce [4]. - The after-tax internal rate of return (IRR) is projected at 17.6% at $2,400 per ounce, rising to 43.4% at $3,200 per ounce [4]. - The after-tax payback period is estimated at 3.6 years at $2,400 per ounce, decreasing to 1.8 years at $3,200 per ounce [4]. Cost Structure - Average production cash costs are projected at $1,164 per ounce of gold, with an all-in sustaining cost (AISC) of $1,269 per ounce [4]. - Pre-production capital expenditure is estimated at $219.9 million, with $22.2 million in working capital and additional sustaining capital of $70.4 million [4]. Future Work Program - The future work program recommended by WSP and KCA includes further refinement and optimization of the final mine and process plan, with a focus on improving capital and operating costs [2][4]. Management and Company Background - Viva Gold is led by CEO James Hesketh, who has extensive experience in the mining industry, having developed and constructed eight other mines globally [7][8]. - The company is advancing the Tonopah Gold Project with the support of institutional shareholders and is committed to environmentally and socially responsible development [9][8].

Desert Gold Delivers Positive PEA for SMSZ Project with USD $24M After-Tax NPV (10%) and 34% IRR at USD $2,500/oz Gold for Barani and Gourbassi Deposits in MaliAugust 07, 2025 5:30 AM EDT | Source: Desert Gold Ventures Inc.Delta, British Columbia--(Newsfile Corp. - August 7, 2025) - Desert Gold Ventures Inc. (TSXV: DAU) (FSE: QXR2) (OTCQB: DAUGF) ("Desert Gold" or the "Company") is pleased to announce the results of its maiden Preliminary Economic Assessment ("PEA") for the Barani and Gourbass ...

Core Insights - Red Pine Exploration Inc. has completed its 2024-25 drilling program at the Wawa Gold Project, consisting of 69 drill holes totaling 24,574.5 meters [1][4] - The drilling program achieved its primary goals of expanding the size potential of the Wawa gold deposit and better defining near-surface mineralization [2][4] - Preliminary Economic Assessment (PEA) work has commenced, with expectations to complete it in early H1 2026 [3][5] Drilling Program Details - The drilling program included 25,000 meters planned, with significant results such as 45.38 grams per tonne of gold over 3.13 meters core length [8] - Additional notable assay results include 1.86 g/t Au over 19.09 meters and 14.51 g/t Au over 4.81 meters [8] - A newly discovered gold zone at depth could extend over 940 meters [8] Ongoing Activities - The company is conducting technical and baseline studies to support operational design and permitting, including metallurgical testing and geotechnical work [6] - An environmental and permitting consultant with over 25 years of experience has been engaged to assist in the permitting process [6][8] - The company is fully funded to complete the PEA and commence baseline studies following a successful financing completed on July 9, 2025 [6][8] Quality Assurance Measures - Red Pine implements a QA/QC program that includes inserting external gold standards and blanks every 20 samples [10] - Quarter-core duplicates are routinely taken to evaluate the natural variability of gold mineralization [10] - Approximately 5% of the pulps and coarse rejects analyzed are sent for umpire testing at Agat Laboratories [10] Company Overview - Red Pine Exploration Inc. is a gold exploration company based in Toronto, Ontario, with shares trading on the TSX Venture Exchange and OTCQB Markets [12] - The Wawa Gold Project is located in the Michipicoten Greenstone Belt, an area with significant historical gold mining activity [13]

Core Viewpoint - Scottie Resources Corp. has commenced a drilling program at its Scottie Gold Mine Project to expand and de-risk existing resources, aiming to inform a Preliminary Economic Assessment (PEA) scheduled for October 2025 [1][2]. Group 1: Drilling Program Highlights - The drilling program includes three diamond drill rigs actively working on site, focusing on both the Scottie Gold Mine and the adjacent Blueberry Contact Zone [1]. - The program is designed to address key development milestones identified during winter desktop work, with drilling being a cornerstone to gather essential technical data for mine design [2]. - The company aims to deliver a low-capex PEA on a Direct Shipment Ore scenario, highlighting the untapped value of the Scottie Gold Mine Project [2]. Group 2: Technical Studies - In addition to drilling, Scottie has initiated several technical studies, including Baseline Environmental Studies to support a mine permit amendment process [3][5]. - Geotechnical studies have been launched to assess rock characteristics and pit slope stability, which will inform pit design and underground mining methods for the upcoming PEA [7]. Group 3: Resource Upgrade and Expansion - The drilling program will focus on upgrading resources from inferred to indicated status and expanding the Blueberry Contact Zone, particularly targeting the open pit and upper portions of the underground resource [4]. - Detailed testing will be conducted on the siltstone side of the contact zone, which is expected to add ounces to the current pit shell and underground stope shapes [4]. - Continued drilling will also take place on the Scottie Gold Mine P-Zone and the Wolf Zone target, which was discovered in 2024 [4]. Group 4: Company Overview - Scottie Resources Corp. owns a 100% interest in the Scottie Gold Mine Property, which includes the Blueberry Contact Zone and the past-producing Scottie Gold Mine [8]. - The company also holds interests in other projects, including the Georgia Project and the Cambria Project, totaling approximately 58,500 hectares of mineral claims in the Stewart Mining Camp, part of British Columbia's Golden Triangle [9].

Core Viewpoint - Globex Mining Enterprises Inc. is positively impacted by Radisson Mining Resources Inc.'s announcement of a favorable Preliminary Economic Assessment (PEA) for the O'Brien Gold Project, which includes a 2% Net Smelter Royalty (NSR) benefiting Globex on a portion of the gold production [1][2][3] Group 1: Project Details - The PEA indicates an 11-year mine life with a total of 740 Koz mined and 647 Koz recovered, achieving an average recovery rate of 87% [2] - The project is expected to produce an average of 70 Koz of gold per annum during years 2-8, generating an average annual after-tax Free Cash Flow (FCF) of $97 million [2] - The resource estimate used in the PEA is based on data from 2023, with additional positive drilling results reported by Radisson since that update [2] Group 2: Financial Implications for Globex - The advancement of the O'Brien Gold Project is expected to enhance potential revenue from Globex's Kewagama Royalty, which covers 22% of the scheduled gold production [1][3] - The mineralized gold zones on the Kewagama royalty claims are open for further exploration, potentially increasing the resource base [3] - Globex has reported an Indicated Resource of 243,800 tons grading 14.38 g/t Au and an Inferred Resource of 37,100 tons grading 7.22 g/t Au at its Central Cadillac Gold and Wood Gold Mines [3]

Core Insights - West Red Lake Gold Mines has released a Preliminary Economic Assessment (PEA) for its Rowan project, indicating strong economic potential due to its high-grade, nearly vertical deposit characteristics [1][2][4]. Project Overview - The Rowan project is located 80 kilometers from the Madsen Mine and mill, with plans to utilize toll milling at existing mills in the Red Lake area to process its mineralization [1][2]. - The PEA highlights an average diluted head grade of 8.0 grams per tonne and an average annual gold production of 35,230 ounces over a 5-year mine life [4][5]. Economic Metrics - The post-tax Net Present Value (NPV) of the project is estimated at $239 million at a gold price of US$3,250 per ounce, with an Internal Rate of Return (IRR) of 81.7% [4][11]. - The all-in sustaining cost (AISC) is projected at US$1,408 per ounce, with a life of mine cash cost of US$963 per ounce [5][4]. Development Plans - The company plans to complete a Pre-Feasibility Study (PFS) by Q3 2026, with new legislation in Ontario aimed at expediting the mine approval process [6]. - There are significant opportunities for resource expansion at Rowan, with ongoing drilling campaigns targeting both depth and strike extensions of the mineralization [6][9]. Exploration Potential - Recent drilling has indicated high-grade gold mineralization, with notable intercepts such as 70.8 g/t gold over 8.3 meters, suggesting potential for further resource definition [9][8]. - The company aims to upgrade approximately 37% of the mine plan tonnes currently classified as inferred resources [11]. Operational Context - The Madsen Mill, with a nameplate capacity of 1,089 tonnes per day, is a potential processing site for Rowan's mineralization, which aligns with the company's toll milling strategy [3][2]. - The ramp-up operations at the Madsen Mine have begun, with consistent mining and milling rates reported [21].

Core Insights - Koryx Copper Inc. has made significant progress on its Haib Copper Project in Namibia, focusing on metallurgical testing and infrastructure development, with a Preliminary Economic Assessment (PEA) expected in Q3 2025 [2][3][4] Project Overview - The Haib Copper Project is an advanced-stage copper/molybdenum project aimed at producing clean copper concentrate through conventional methods, with potential for additional copper production via heap leaching [2][4][29] - The current mineral resource estimate stands at 414 million tonnes (Mt) at 0.35% copper, equating to 1,459 million tonnes of contained copper in the Indicated category, and 345 Mt at 0.33% copper for 1,136 million tonnes of contained copper in the Inferred category [29] Metallurgical Testing - The metallurgical test program has shown excellent results, achieving an average flotation recovery of 89% from a grind size of 120-150 micrometers, producing concentrates with a grade of 20-25% copper [8][18] - Historical test parameters have been effectively enhanced, leading to improved copper recovery and cost reduction [6][7] - The program includes ongoing pre-concentration and heap leach testing, with promising initial results [8][16] Infrastructure Development - The project is supported by a comprehensive infrastructure plan, including water and power supply studies indicating a demand of approximately 120 megawatts (MW) for milling and flotation, and 20 million cubic meters (Mm³) of water per annum [8][19] - A mining license application is in progress, and environmental permitting is advancing, with a comprehensive Environmental and Social Impact Assessment (ESIA) being developed [21][26] Technical Studies and Future Plans - Multiple world-class engineering consultants are involved in the PEA, which aims to demonstrate the techno-economic feasibility of Haib as a long-life, low-cost, large-scale open-pit mine [4][5] - The company plans to expedite its drilling program to enhance the mineral resource estimate and capture additional project value through an updated technical study in H1 2026 [5][32] Conclusion - Koryx Copper Inc. is positioning the Haib Copper Project as a future low-risk, high-potential copper production site, with extensive testing and studies underway to support its development [28][29]

Core Viewpoint - U.S. GoldMining Inc. has partnered with Ausenco Engineering Canada ULC to conduct a Preliminary Economic Assessment (PEA) for the Whistler Gold-Copper Project, aiming to evaluate the potential for a standalone open-pit mining operation in Alaska [1][3]. Company Overview - U.S. GoldMining Inc. is focused on the exploration and development of the Whistler Gold-Copper Project, which is 100% owned by the company and located 105 miles (170 kilometers) northwest of Anchorage, Alaska. The project encompasses several gold-copper porphyry deposits and exploration targets across approximately 53,700 acres (217.5 square kilometers) of State of Alaska Mining claims [4]. Project Details - The PEA will assess the Whistler mineral resource estimate, which currently includes 6.48 million ounces (Moz) of gold equivalent (AuEq) in the indicated resource category and 4.16 Moz AuEq in the inferred resource category. The project is expected to benefit from near-surface, higher-grade core material during the initial years of production [6]. - The PEA will utilize an updated mineral resource estimate that incorporates 2024 drilling data, which was not included in the previous estimates. Additionally, metallurgical testing is being conducted by Base Metallurgical Laboratories Ltd. [6]. Consulting Partnership - Ausenco was selected as the principal consulting firm for the PEA after a comprehensive bidding process involving 13 firms. The selection was based on Ausenco's extensive experience and successful track record in conducting similar studies globally [6]. Future Outlook - The company anticipates completing the PEA by the end of the year and plans to provide periodic updates on the study's progress, highlighting the potential for significant value creation for shareholders [3].

Core Viewpoint - Tintina Mines Limited has initiated its 2025 drilling campaign at the Domeyko Sulfuros Project in Chile, focusing on advancing a Preliminary Economic Assessment (PEA) to enhance the project's technical and strategic development [1][2]. Group 1: 2025 Work Plan - The drilling campaign will involve 6,000 meters of drilling aimed at upgrading inferred resources to measured and indicated categories, supported by a prior gap analysis study [2]. - In addition to drilling, the company will conduct geometallurgical studies and metallurgical and geomechanical testing, which are essential for the PEA [3]. Group 2: Project Overview - The Domeyko Sulfuros Project is located in the Atacama Region of northern Chile, covering 10,056 hectares across 75 mining concessions [5]. - The project is strategically positioned 53 kilometers south of Vallenar, with excellent accessibility to infrastructure such as electrical power, water, and logistical support [6]. Group 3: Historical Context - From 1997 to 2015, the Dos Amigos target within the project was mined, yielding approximately 12 million tonnes of ore with copper grades exceeding 0.85% [7]. - The most recent NI 43-101 report indicates an inferred mineral resource of 320 million tonnes with average grades of 0.36% total copper and 0.26 ppm gold [9]. Group 4: Future Expectations - The PEA is anticipated to be completed by the end of 2025, providing a detailed economic analysis of the project [4].

Core Viewpoint - TRX Gold Corporation announced positive results from a Preliminary Economic Assessment (PEA) for the expansion of its Buckreef Gold Project in Tanzania, indicating significant potential for increased gold production and favorable economics under various gold price scenarios [2][3][68]. Project Overview - The PEA evaluates an expansion of the existing process plant to 3,000 tonnes per day and a transition from open pit to underground mining over the next 2-3 years [2][3]. - The project is expected to produce an average of 62,000 ounces of gold per year over a mine life of 17.6 years, with potential peak production exceeding 80,000 ounces annually during the first five years of underground operations [5][19]. Economic Metrics - The base case pre-tax NPV5% is estimated at US$701 million at an average gold price of US$2,296 per ounce, increasing to US$1.2 billion at a gold price of US$3,000 per ounce [5][6][68]. - Life of Mine (LOM) cash costs are projected to average US$1,024 per ounce, with all-in sustaining costs (AISC) averaging US$1,206 per ounce [5][26][68]. Capital Expenditures - Growth capital expenditures are estimated at US$89 million over the next four years, primarily for underground expansion and process improvements [5][22][68]. - Total LOM growth capital is projected at US$175 million, with sustaining capital costs estimated at US$184 million [22][25]. Mineral Resource Estimates - The project hosts a Measured and Indicated Mineral Resource of 10.8 million tonnes at 2.57 grams per tonne, containing 893,000 ounces of gold, and an Inferred Mineral Resource of 9.1 million tonnes at 2.47 grams per tonne, containing 726,000 ounces of gold [5][68][31]. Production and Processing - The PEA indicates a total process plant throughput of 18.1 million tonnes, with an average recovery rate of 87% [5][9][48]. - The existing infrastructure supports the planned expansion, allowing for a smooth transition to increased production levels [5][54]. Future Plans - The company plans to further evaluate opportunities for additional process plant capacity and increased mining rates to enhance project economics [3][6]. - TRX Gold is committed to maintaining high environmental, social, and corporate governance standards as it advances the Buckreef Gold Project [69].