Mineral Resource Estimate (MRE)
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Desert Gold Delivers PEA Update for SMSZ Project with USD $61 Million After-Tax NPV (10%) and 57% IRR at USD $2,850/oz Gold for Barani and Gourbassi Deposits in West Mali
Newsfile· 2025-11-25 10:30
Core Insights - Desert Gold Ventures Inc. has released an updated Preliminary Economic Assessment (PEA) for its SMSZ Gold Project in Mali, indicating a robust economic outlook with an after-tax NPV of USD $61 million and an IRR of 57% at a gold price of USD $2,850 per ounce [2][4][10] Project Overview - The PEA includes the Barani and Gourbassi deposits, projecting an increase in production capacity from 18,000 tonnes per month to approximately 36,000 tonnes per month over a mine life of 10 years [3][6] - The total gold production is estimated at 130,700 ounces, with 113,100 ounces expected to be recoverable through a gravity and CIL processing method [4][25] Financial Metrics - At a gold price of USD $2,850 per ounce, the project shows an after-tax NPV of USD $61 million and an IRR of 57%, with a payback period of 2.5 years [4][10] - If the gold price rises to USD $4,070, the after-tax NPV increases to USD $124 million, with an IRR of 101% and a payback period of 2.1 years [5][10] Production and Cost Estimates - The average all-in sustaining cost (AISC) is estimated at USD $1,137 per ounce, with total cash costs at USD $29.70 per tonne processed [7][22] - The project anticipates a cumulative cash flow of USD $126 million after tax over the 10-year mine life [11] Mining and Processing Strategy - The mining plan is structured in two phases, starting with Barani East and transitioning to Gourbassi, utilizing a modular processing plant to minimize initial capital costs [6][58] - The average strip ratio for the combined operations is estimated at 2.60:1, with a total of approximately 11 million tonnes of waste rock and 4.24 million tonnes of ore planned to be mined [9][37] Mineral Resource Estimate - The current PEA focuses on oxide and transitional mineralization, with total Measured and Indicated Resources at 11.12 million tonnes grading 0.94 g/t Au for 336,800 ounces [27][30] - The study excludes deeper sulfide mineralization, which may provide additional resources for future evaluations [28][33] Exploration and Future Plans - The company plans to continue exploration across Barani, Gourbassi, and Gourbassi East, with multiple near-mine targets identified for potential resource expansion [8][60] - Advanced discussions are underway with potential partners for funding to commence construction at Barani East [60]
Orosur Mining Inc Announces Operational Update Exploration Footprint Expanding
Accessnewswire· 2025-10-30 07:00
Core Insights - The assays from three holes in the Pepas MRE infill and metallurgical program show promising gold grades, with PEP065 reporting 33.3m at 2.84g/t Au, PEP065B at 33.8m at 2.79g/t Au, and PEP066 (metallurgical hole) at 112m at 5.25g/t Au from surface [1] - Resource consultants are scheduled to be on site next week to initiate the MRE process, indicating a proactive approach towards resource evaluation [1] - Soil geochemistry completed at El Cedro has confirmed high-grade potential, suggesting further exploration opportunities in the area [1]
Lara Reports Results of Preliminary Economic Assessment for its Planalto Copper-Gold Project
Newsfile· 2025-10-21 10:30
Core Insights - Lara Exploration Ltd. announced the results of an independent Preliminary Economic Assessment (PEA) for its Planalto Copper-Gold Project, indicating strong technical and economic viability for the project [1][4][5] Project Overview - The Planalto Project is located in the Carajás mining district, Pará State, Brazil, and is 100% owned by the company [1][5] - The PEA estimates production of 560,000 tonnes (1.2 billion pounds) of copper and 111,000 ounces of gold over an 18-year mine life [5][6] - The project features a conventional open-pit mining approach with a life of mine (LoM) strip ratio of 2:1 [5][7] Economic Metrics - The after-tax net present value (NPV) is estimated at US$378 million at an 8% discount rate, with an internal rate of return (IRR) of 21% and a payback period of 3.5 years [5][48] - Initial capital expenditures are projected at US$546 million, with sustaining capital costs of US$170 million [5][48] - Average all-in sustaining costs (AISC) are estimated at US$5,920 per tonne of payable copper [5][48] Production and Processing - The processing plant is designed to operate at an annual rate of 8 million tonnes of run-of-mine (RoM) feed, achieving recoveries of 91% for copper and 51% for gold [5][22] - The project will produce a clean chalcopyrite concentrate grading 28% copper for international smelting [5][7] Infrastructure and Location - The project benefits from excellent local infrastructure, including access to high-tension power lines and proximity to major mining towns [5][25] - The Brazilian grid is predominantly powered by renewable energy sources, which will help reduce the project's carbon footprint [5][25] Regulatory and Environmental Considerations - The company plans to apply for various licenses, including a Preliminary License in Q3 2026 and an Installation License in Q4 2028, with operations expected to start in 2030 [28][29] - An environmental impact assessment (EIA) is underway, expected to be completed by Q2 2026 [29][30] Mineral Resource Estimate - The PEA is based on a Mineral Resource Estimate (MRE) dated July 3, 2024, which includes both Indicated and Inferred resources [9][56] - Approximately 76% of the total mineral resources are classified as Inferred, which are considered too speculative to be categorized as Mineral Reserves [9][56] Future Opportunities - The company sees potential for further exploration and resource growth within the Planalto license area, particularly in the newly acquired Atlantica Exploration Licence [6][58] - There are opportunities to optimize processing and reduce environmental impacts through advanced tailings management techniques [54][58]
Allied Critical Metals Expands Santa Helena Breccia in Borralha with Long Tungsten Intercepts and Confirms High-Grade Trend
Newsfile· 2025-09-11 11:47
Core Viewpoint - Allied Critical Metals Inc. has announced significant assay results from its ongoing drilling campaign at the Borralha Tungsten Project, indicating the Santa Helena Breccia is emerging as a larger and higher-grade orebody than previously modeled [1][3][4] Company Developments - The company is conducting a 4,200 meters reverse circulation drilling campaign at the Borralha Tungsten Project, with plans for an additional 1,528 meters of drilling in Q4 2025 [1][4] - Recent drill results have extended mineralization both west and north of previously reported high-grade intercepts, suggesting a larger and higher-grade Breccia complex [1][4][12] - The CEO highlighted the potential of Borralha as a strategic source of tungsten for Portugal, the EU, and NATO, emphasizing the importance of the upcoming Mineral Resource Estimate (MRE) and Preliminary Economic Assessment (PEA) [3][5] Industry Context - Tungsten prices have reached a new high of U.S.$550/MTU, reflecting a more than 40% increase over the past four months due to rising demand and supply chain restrictions from non-Western countries [2] - The European Union recognizes tungsten as a critical and strategic raw material, with the Borralha Project positioned to help meet the EU's target of sourcing at least 10% of its critical raw materials domestically by 2030 [5][24] - The U.S. and NATO defense sectors are heavily reliant on tungsten, making the Borralha Project a vital component of critical mineral supply chains [5][24] Drilling Results - The latest drill results include significant intervals such as 100.0 meters at 0.21% WO₃ from drill hole Bo_RC_17/25, indicating a bulk-mineable medium-grade core with well-defined high-grade corridors [4][7] - Drill hole Bo_RC_14/25 previously reported 12.0 meters at 4.27% WO₃, including 6.0 meters at 8.39% WO₃, showcasing the high-grade potential of the project [4][7] - The drilling program is expanding the footprint of the Breccia complex, with new northern deep lode identified for resource growth [5][12] Future Plans - The company plans to continue drilling to target west-deep and northern extensions while tightening spacing across the MRE backbone, with additional assays to be released as they are validated [14] - The timeline is aligned with an updated MRE expected in Q4 2025, followed by a PEA [14]
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 Mali
Newsfile· 2025-08-07 09:30
Core Insights - Desert Gold Ventures Inc. has announced a positive Preliminary Economic Assessment (PEA) for its SMSZ Gold Project in Mali, highlighting a robust economic outlook with an after-tax NPV of USD $24 million and an IRR of 34% at a gold price of USD $2,500 per ounce [1][3][10]. Project Overview - The SMSZ Gold Project includes the Barani and Gourbassi deposits, with a projected production capacity of approximately 18,300 tonnes per month, translating to 220,000 tonnes per annum over a mine life exceeding 17 years [2][5]. - The PEA indicates a total of 113,500 ounces of gold contained, with an estimated recovery of 97,600 ounces through a gravity and CIL processing method, achieving an average metallurgical recovery of 86% [3][25]. Financial Metrics - At a gold price of USD $2,500 per ounce, the project yields an after-tax NPV (10%) of USD $24 million, an IRR of 34%, and a payback period of 3.25 years [3][10]. - If the gold price rises to USD $3,366, the after-tax NPV increases to USD $54 million, with an IRR of 64% and a payback period of 2.5 years [4][10]. Capital and Operating Costs - The initial capital expenditure is estimated at USD $15 million, with sustaining capital costs projected at USD $9 million over the life of the mine [7][19]. - The all-in sustaining cost (AISC) is estimated at USD $1,352 per ounce, with total cash costs at USD $34.80 per tonne processed [22][24]. Production and Resource Estimates - Average annual gold production is estimated at 5,500 ounces, with total payable gold production projected at approximately 97,600 ounces across both deposits [16][25]. - The total Measured and Indicated (M&I) Resources stand at 11.12 million tonnes grading 0.94 g/t Au for 336,800 ounces, while Inferred Resources total 27.16 million tonnes grading 1.01 g/t Au for 879,900 ounces [27][28]. Mining and Processing Plan - The mining plan is structured in two phases, starting with open-pit operations at Barani East and transitioning to Gourbassi, utilizing a modular processing plant to minimize initial capital costs [5][20]. - The project is designed for conventional open-pit mining methods, targeting shallow oxide and transitional materials, with no underground mining planned at this stage [34][35]. Next Steps - The company is in advanced discussions with potential partners for funding to commence construction at Barani East and is evaluating various funding options [64]. - Additional geotechnical work and new drill programs are being planned to optimize the pit design and expand existing gold zones [66].
Critical Metals Corp Publishes Compelling Deep Diamond Drill Results from Tanbreez Greenland
Globenewswire· 2025-05-09 12:30
Core Insights - Critical Metals Corp. has released historical deep diamond drill hole results from the Tanbreez Project in Greenland, indicating significant potential for high-grade rare earth elements (REE) and other critical minerals [1][9][40]. Drill Hole Results - Drill Hole DX-02 intersected high-grade rare earths averaging 4733ppm (0.47% TREO) with 28% heavy rare earth oxides (HREO) over a depth of 328m [6][14]. - Drill Hole D306-13 showed an average of 4211ppm (0.42% TREO) with 24% HREO over a depth of 195m [6][14]. - The average mineralization across the reported drill holes is approximately 0.45% TREO, containing an average of 26% HREO [24][15]. Resource Estimates - The current Mineral Resource Estimate (MRE) for the Tanbreez Project is approximately 45 million tonnes (MT) at 0.38% TREO, consisting of 19.5MT inferred and 25.4MT indicated resources [12][32]. - The company is planning resource drilling to extend and grow the existing MRE, targeting the Fjord and Hill Zone deposits [29][34]. Economic Potential - The Preliminary Economic Assessment for the Tanbreez Project indicates a Net Present Value (NPV) of approximately $2.8 billion to $3.6 billion and an Internal Rate of Return (IRR) of 180% before tax [9][39]. - The project is gaining significant interest from Western governments due to its strategic importance in the supply of critical minerals [9][40]. Future Plans - The company is preparing for a 2025 resource drilling program, with mobilization of crews to Greenland expected in mid-to-late June [29][36]. - The company is also re-assaying historical samples to confirm and reconcile assay results from previous drilling campaigns [36][37].