Preliminary Economic Assessment

Search documents
Surge Files Preliminary Economic Assessment For High-Grade Nevada North Lithium Project; Confirms Strong Economics
Newsfile· 2025-07-24 12:46
Core Viewpoint - Surge Battery Metals Inc. has filed an independent National Instrument 43-101 Technical Report for its 2025 Preliminary Economic Assessment Study on the Nevada North Lithium Project, indicating strong economic potential for lithium production [1][2]. Project Highlights - The Preliminary Economic Assessment (PEA) confirms robust economics for a low-cost, large-scale, and long-life conventional open pit and dry-stack tailings operation producing battery-grade lithium carbonate through on-site treatment [3]. - The PEA envisions two phases over an initial 42-year mine life, with Phase 1 processing throughput of 2.58 million tonnes per annum (Mtpa) and doubling to 5.15 Mtpa in Phase 2, starting in Year 4 [3]. - The project aims for a peak production of 109,100 tonnes of lithium carbonate equivalent (LCE) in Year 6, averaging 86,300 tonnes/year LCE for a total of 3.63 million tonnes LCE over the life of mine, with a lithium recovery rate of 82.8% [3][8]. Economic Metrics - The after-tax Net Present Value (NPV) at an 8% discount rate is estimated at US$9.17 billion, with an Internal Rate of Return (IRR) of 22.8% based on a lithium carbonate equivalent price of US$24,000 per tonne [8]. - Operating costs are projected at US$5,243 per tonne LCE, with a total capital expenditure (CAPEX) of US$5.32 billion for both phases and sustaining capital of US$1.51 billion [8]. - The average annual after-tax cash flow is estimated at US$1.06 billion, with a payback period of 4.6 years [8]. Resource Estimates - The Nevada North Lithium Project has a pit-constrained Inferred Resource containing an estimated 8.65 million tonnes of LCE, grading 2,956 ppm lithium at a 1,250 ppm cutoff [10]. Strategic Development - The company plans to enhance the project through strategic drilling to upgrade resource categories and produce a bulk sample for detailed metallurgical testing [7]. - The project is positioned to support the growing demand for lithium in the domestic battery manufacturing industry as the lithium market rebounds [7]. Location and Infrastructure - The Nevada North Lithium Project is located in Elko County, approximately 73 kilometers north-northeast of Wells, Nevada, with good access via paved highways and county-maintained gravel roads [8][9]. - Northern Nevada is recognized as a major hub for open pit mining operations, providing a skilled labor force and established regulatory frameworks for mine permitting [9]. Company Overview - Surge Battery Metals Inc. is focused on securing domestic lithium supply through its engagement in the Nevada North Lithium Project, contributing to the sustainable future of the electric vehicle industry [16].
DLP Resources Announces Commencement of 2025 Drilling on the Aurora Porphyry Copper-Molybdenum-Silver Project in Southern Peru
Newsfile· 2025-07-22 10:00
Core Viewpoint - DLP Resources Inc. has commenced drilling on the Aurora porphyry copper-molybdenum-silver project in southern Peru, marking a significant step in the exploration and potential economic evaluation of the project [1][9]. Group 1: Aurora Project Overview - The Aurora Project is an advanced stage porphyry copper-molybdenum exploration project located in the Province of Calca, southeastern Peru [9]. - A National Instrument 43-101 Technical Report was released on February 27, 2025, detailing the maiden Mineral Resources effective January 31, 2025, prepared by independent AMC Consultants Pty Ltd [2][11]. Group 2: Mineral Resource Highlights - The Aurora Project contains an Inferred Resource of over 1 billion tonnes, with 4,650 million pounds of copper, 1,110 million pounds of molybdenum, and 80 million ounces of silver [5]. - The Inferred Resource is pit-constrained, with a total of 1,050 million tonnes grading 0.20% copper, 0.05% molybdenum, and 2.4 g/t silver, equating to 0.44% CuEq [4][5]. Group 3: Drilling Program and Economic Assessment - The 2025 drilling program will involve 6,000 to 7,000 meters across seven drill holes, focusing on both extension and infill drilling [7]. - A preliminary economic assessment (PEA) is scheduled to begin in August 2025, with an expected completion date in December 2025 [8][9]. Group 4: Historical Context - Historical drilling at the Aurora Project included thirteen holes drilled between 2001 and 2005, totaling 3,900 meters, which encountered significant copper and molybdenum mineralization [9][10]. - The current mineral resource is based on 24 diamond drill holes conducted by DLP, with a total drill meterage of 18,400 meters [11].
New Found Gold Announces Preliminary Economic Assessment for the Queensway Gold Project
Prnewswire· 2025-07-21 21:00
Core Viewpoint - New Found Gold Corp. announced the results of a Preliminary Economic Assessment (PEA) for the Queensway Gold Project, indicating potential economic viability for gold mineralization on the 175,450 hectare project [1][3][18]. Project Overview - The Queensway project is located near Gander, Newfoundland and Labrador, Canada, and is 100% owned by New Found Gold [1][19]. - The PEA outlines a phased approach to development, starting with a small high-grade open pit mine followed by a larger on-site operation [4][12]. Economic Assessment Highlights - The PEA envisions a 15-year life of mine (LOM) producing 1.5 million ounces of recoverable gold with an average head grade of 1.85 g/t Au [6][12]. - Initial capital costs for Phase 1 are estimated at $155 million, with average annual gold production of 69.3 thousand ounces (koz) at an all-in sustaining cost (AISC) of US$1,282/oz Au [7][8]. - Phase 2 requires growth capital of $442 million, expected to produce 172.2 koz Au at an AISC of US$1,090/oz Au [7][8]. Financial Metrics - At a base case gold price of US$2,500/oz, the project generates an after-tax net present value (NPV) of $743 million and an internal rate of return (IRR) of 56.3% [49]. - The after-tax NPV increases to $1.45 billion and IRR to 197% if the gold price rises to US$3,300/oz [7][49]. Production and Cost Details - Total operating costs over the LOM are projected at $1.977 billion, with a total cash cost of US$1,085/oz Au and an AISC of US$1,256/oz Au [8][44]. - The project includes a phased mine plan that allows for early revenue generation and prioritizes processing of higher-grade material [17][12]. Mineral Resource Estimate - The initial mineral resource estimate includes 18.0 million tonnes at an average gold grade of 2.40 g/t Au, containing 1.39 million ounces of gold [21][22]. - The inferred mineral resources total 10.7 million tonnes at an average grade of 1.77 g/t Au, containing 0.61 million ounces of gold [21][22]. Next Steps - The company plans to conduct a 70,000-meter drill campaign, complete environmental studies, and submit an Environmental Assessment in H1 2026 [53][56]. - Construction for Phase 1 is planned to commence in 2027, with first production targeted for Q3 2027 [56].
Radisson Reports Highest Grade Drill Intercepts Achieved to Date Beneath the Historic O'Brien Gold Mine Including 89.36 g/t Gold over 3.7 Metres and 60.75 g/t Gold over 2.1 Metres
Newsfile· 2025-07-16 10:30
Core Insights - Radisson Mining Resources Inc. reported high-grade gold drill intercepts from its O'Brien Gold Project, including 89.36 g/t Au over 3.7 metres and 60.75 g/t Au over 2.1 metres, marking the highest grades achieved to date beneath the historic mine [1][4][6] Group 1: Drill Results - Four new wedge drill holes (OB-25-337W4 to W7) were completed from the pilot hole OB-24-337, which is the deepest hole drilled at the project, revealing multiple high-grade gold intercepts [2][6] - Notable intercepts include: - OB-25-337W7: 89.36 g/t Au over 3.7 metres, including 293.0 g/t Au over 1.1 metres [4] - OB-25-337W5: 47.70 g/t Au over 1.0 metre and 5.25 g/t Au over 4.0 metres [4] - OB-25-337W6: 6.45 g/t Au over 3.5 metres, including 18.80 g/t Au over 1.0 metre [4] - OB-25-370: 4.32 g/t Au over 6.5 metres, including 10.49 g/t Au over 2.1 metres [4] - OB-25-372: 7.05 g/t Au over 2.5 metres, including 15.95 g/t Au over 1.0 metre [4] Group 2: Project Development - The ongoing drilling program aims to delineate high-grade gold-bearing veins over a large area, with up to six mineralized zones identified at depths of 500 metres below the historic mine [6][12] - The project has estimated Indicated Mineral Resources of 0.58 million ounces at 8.2 g/t Au and Inferred Mineral Resources of 0.93 million ounces at 4.4 g/t Au [14][18] - The Preliminary Economic Assessment indicates a low-cost, high-value project with an 11-year mine life and significant upside potential [18] Group 3: Geological Context - Gold mineralization at the O'Brien project occurs within quartz-sulphide veins associated with mafic volcanic rocks and conglomerates, typically linked to shearing and biotite alteration [9][10] - The historic O'Brien mine produced over half a million ounces of gold at an average grade exceeding 15 g/t Au, indicating the potential for high-grade mineralization in the current exploration [11][12]
New Found Gold Expands and Confirms Continuity of High-Grade Gold Mineralization at the Keats West Zone
Prnewswire· 2025-07-09 21:30
Core Insights - New Found Gold Corp. announced the first drill results from its 2025 Work Program at the Queensway Gold Project, confirming high-grade gold mineralization at the Keats West zone and indicating potential for in-pit and near-pit expansion [2][3][12] Drilling Results - The drilling program included 2,691 meters across 22 diamond drill holes, focusing on infill drilling at Keats West to enhance resource classification and confidence in high-grade domains [3][5] - Significant intercepts included 55.0 g/t Au over 35.05 m, 20.7 g/t Au over 18.05 m, and 15.4 g/t Au over 16.70 m, confirming continuity of high-grade gold mineralization [5][6][14] - The mineralization at Keats West starts at surface and extends to a vertical depth of 150 meters, indicating a shallowly positioned gold system [14] Future Plans - The company plans to continue infill drilling in H2/25, targeting lower-grade material and expanding drilling in new mineralization areas within the open pit [9][11] - Excavation of the Lotto Zone is underway to enhance geological model certainty and assess grade continuity, followed by detailed mapping and additional drilling [11][12] Project Development - An initial Mineral Resource Estimate (MRE) was released in March 2025, with a preliminary economic assessment (PEA) ongoing, expected to be completed by early Q3/25 [12][33] - The Queensway project covers a 175,450-hectare area with significant potential for new discoveries along known gold zones [34]
Sonoro Gold PROVIDES AN UPDATE ON THE ENVIRONMENTAL PERMIT (mia) FOR THE CERRO CALICHE GOLD PROJECT
GlobeNewswire News Room· 2025-07-09 12:00
Core Points - Sonoro Gold Corp. has submitted a revised Environmental Impact Statement (MIA) for its Cerro Caliche gold project in Sonora, Mexico, to optimize the project's footprint and enhance social and environmental stewardship [1][2] - The revised MIA reflects the company's commitment to meet high social and environmental standards while bringing the Cerro Caliche project into production [2][3] - The company holds 100% of the concession rights and surface rights for the Cerro Caliche project, which is essential for mining construction and operational activities in Mexico [4] Project Details - The Cerro Caliche project covers a 1,400-hectare property with a broadly mineralized low-sulphidation epithermal vein structure and over 25 gold mineralized zones identified [5] - An updated Mineral Resource Estimate (MRE) was filed in March 2023 based on 55,360 meters of drilled data, including 498 drill holes and 17 trenches [5] - A new Preliminary Economic Assessment (PEA) filed in October 2023 indicates a potential 9-year open pit, heap leach mining operation with an after-tax net present value (NPV5) of US $47.7 million at a gold price of US $1,800 per ounce, and US $77 million at US $2,000 per ounce, with internal rates of return (IRR) of 45% and 63% respectively [6][7] Management Commentary - Kenneth MacLeod, President and CEO of Sonoro, emphasized the extensive technical and environmental studies involved in the MIA permitting process, highlighting the company's commitment to the local community and compliance with Mexico's environmental requirements [3]
Sonoro Gold PROVIDES AN UPDATE ON THE ENVIRONMENTAL PERMIT (mia) FOR THE CERRO CALICHE GOLD PROJECT
Globenewswire· 2025-07-09 12:00
Core Viewpoint - Sonoro Gold Corp. is advancing its Cerro Caliche gold project in Sonora, Mexico, by submitting a revised Environmental Impact Statement (MIA) to enhance the project's footprint and ensure compliance with social and environmental standards [1][2][3]. Group 1: Environmental Impact Statement (MIA) - The revised MIA was submitted to SEMARNAT to optimize the project and reflects the company's commitment to high social and environmental standards [1][2]. - The MIA details an open-pit, heap leach mining operation, including various facilities and infrastructure as proposed in the Preliminary Economic Assessment [3]. Group 2: Project Development and Rights - The company holds 100% of the concession rights and surface rights for the Cerro Caliche project, securing these rights as of July 4, 2025 [4]. - Exploration at the 1,400-hectare property has confirmed a broadly mineralized low-sulphidation epithermal vein structure, with only 30% of the identified mineralized zones drilled and assayed [5]. Group 3: Economic Assessment - A new Preliminary Economic Assessment filed in October 2023 indicates a potential 9-year open pit, heap leach mining operation, with an after-tax NPV5 of US $47.7 million at a gold price of US $1,800 per ounce and US $77 million at US $2,000 per ounce [6][7]. - The project has an Internal Rate of Return (IRR) of 45% at US $1,800 per ounce and 63% at US $2,000 per ounce [6]. Group 4: Company Overview - Sonoro Gold Corp. is a publicly listed exploration and development company focused on the Cerro Caliche project and the San Marcial project in Sonora State, Mexico [9]. - The company has a highly experienced operational and management team with a proven track record in discovering and developing natural resource deposits [9].
Near Surface Infill-Drilling to Assess Open Pit Production Intersects 45.38 g/t Au over 3.13 m core length, including 141.00 g/t Au over 0.88 m
Globenewswire· 2025-06-18 11:30
Core Insights - Red Pine Exploration Inc. has announced positive results from its ongoing drilling program at the Wawa Gold Project, indicating high-grade gold mineralization and potential for open-pit production [1][3][4] Open-Pit Evaluation Drilling - The company has completed approximately 90% of a fully funded 25,000-meter drilling program initiated in November 2024, focusing on the Jubilee Shear area [4] - Drilling results show local areas of high-grade gold, with significant intersections including 45.38 grams per tonne (g/t) gold over 3.13 meters in hole SD-25-559 [8][9] - The company plans to complete drill testing of starter pits by early July and will update the 2024 Mineral Resource Estimate (MRE) while working towards a preliminary economic assessment (PEA) expected in the first half of 2026 [4][21] Drilling Results - Significant drilling results include: - Hole SD-25-540: 9.54 g/t Au over 1.03 m [9] - Hole SD-25-544: 1.86 g/t Au over 19.09 m, including 4.28 g/t Au over 4.88 m [8] - Hole SD-25-559: 45.38 g/t Au over 3.13 m, including 141.00 g/t Au over 0.88 m [8] - The reported assay results represent 3,416.11 meters of assayed core from the 2025 drilling program [10] Quality Assurance/Quality Control - The company employs rigorous QA/QC measures, including the use of external gold standards and blanks, to ensure the reliability of assay results [11][12] - Approximately 5% of pulps and coarse rejects are sent for umpire testing to verify results [12] Company Overview - Red Pine Exploration Inc. is a gold exploration company based in Toronto, Ontario, with shares traded on the TSX Venture Exchange and OTCQB Markets [17] - The Wawa Gold Project is located in the Michipicoten Greenstone Belt, an area with significant historical gold mining activity [18]
Aura Minerals Announces the Results of the Preliminary Economic Assessment for the Era Dorada Project
GlobeNewswire News Room· 2025-06-10 01:49
Core Viewpoint - Aura Minerals Inc. has filed a preliminary economic assessment (PEA) for its wholly owned Era Dorada Project, previously known as the Cerro Blanco Project, indicating strong economic potential for the underground mining operation [1][3]. Group 1: Project Overview - The Era Dorada Project is located in Jutiapa, Guatemala, approximately 160 km from Guatemala City and 9 km from the El Salvador border, covering an area of 15.25 km² [4]. - The project is accessible year-round via the Pan-American Highway and is situated in a tropical dry forest climate with elevations between 450–560 meters above sea level [5]. Group 2: Economic Assessment Highlights - The PEA estimates a capital expenditure (Capex) of US$264 million, an after-tax net present value (NPV) of US$485 million, and an unleveraged after-tax internal rate of return (IRR) of 24% based on a gold price of US$2,410 per ounce [3][6]. - The project anticipates total production of approximately 1.4 million ounces of gold over a 17-year life of mine, with an average production of 91,000 ounces in the first four years [6]. Group 3: Mineral Resource Estimates - Indicated mineral resources are estimated at 1.9 million ounces of gold, based on 6.35 million tonnes at a grade of 9.31 grams per tonne [6][18]. - The project has a total initial implementation Capex of approximately US$264 million, with a payback period of about 3.5 years after operations commence [6]. Group 4: Historical Context and Development - The Era Dorada Project was initially identified by Mar-West in 1998 and has undergone extensive exploration and development by various companies, including Goldcorp and Bluestone Resources [10][8]. - As of the end of 2021, Bluestone had drilled approximately 267 holes totaling 45,725 meters on the property since acquiring it from Goldcorp [10]. Group 5: Environmental and Social Considerations - Aura is committed to collaborating with local authorities and government agencies to ensure that the Era Dorada Project meets high environmental and social standards under its Aura 360 culture [3][22].
Prime Announces Selection of Ausenco to Lead PEA Study Work
Globenewswire· 2025-05-27 22:00
Core Viewpoint - Prime Mining Corp. is advancing its Preliminary Economic Assessment (PEA) for the Los Reyes gold-silver project, targeting completion in Q3 2025, with a focus on high returns, low capital costs, and long project life [1][2][3] Company Overview - Prime Mining has invested over $64 million in direct exploration activities since acquiring Los Reyes in 2019, completing over 221,000 meters of drilling [2][7] - The company aims to enhance its resource base through exploration and technical de-risking activities [20] Project Details - The PEA will be based on drilling data up to the end of 2024 and will incorporate extensive technical work completed to date [2] - The project is characterized as a high-grade, low-sulphidation epithermal gold-silver project located in Sinaloa State, Mexico [7] - The PEA is expected to highlight a project with high returns, high margins, low capital requirements, and a long operational life [2][7] Exploration Plans - Six drill rigs are currently operational at Los Reyes, with plans to extend high-grade mineralization and identify new prospective targets [5] - Planned activities include geological mapping, geochemical sampling, and drilling in areas with high-grade intercepts [5] Community Engagement - The company is committed to engaging with local communities through educational and environmental programs, as well as infrastructure development [5] Technical Expertise - Ausenco Engineering Canada ULC has been selected to lead the PEA due to its extensive experience with similar projects in Mexico [3][4]