Preliminary Economic Assessment

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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 19:30
TORONTO, June 18, 2025 (GLOBE NEWSWIRE) -- Red Pine Exploration Inc. (TSXV: RPX, OTCQB: RDEXF) ("Red Pine" or the "Company") is pleased to announce further results from the ongoing drilling program at the Wawa Gold Project, Ontario. Near surface drilling completed since May 2025 was conducted as part of the Company's assessment of the open pit potential. (See PR dated May 8, 2025). Highlights of the Open-Pit Evaluation Drilling Michael Michaud, President and CEO of Red Pine commented: "We are excited about ...
Koryx Copper Provides Project Development Update for the Haib Copper Project, Southern Namibia
GlobeNewswire News Room· 2025-06-17 19:00
Metallurgical Testwork Progress Highlights VANCOUVER, British Columbia, June 17, 2025 (GLOBE NEWSWIRE) -- Koryx Copper Inc. ("Koryx" or the "Company") (TSX-V: KRY, NSX: KYX) is pleased to announce significant project progress for its wholly- owned Haib Copper Project ("Haib" or the "Project") in southern Namibia. Haib is an advanced-stage copper/molybdenum project that is envisaged to produce clean copper concentrate via conventional crushing/milling/flotation, with the potential for additional copper produ ...
Aura Minerals Announces the Results of the Preliminary Economic Assessment for the Era Dorada Project
GlobeNewswire News Room· 2025-06-10 09:49
ROAD TOWN, British Virgin Islands, June 09, 2025 (GLOBE NEWSWIRE) -- Aura Minerals Inc. (TSX: ORA, B3: AURA33, OTCQX: ORAAF) (“Aura” or the “Company”) is pleased to announce that the Company has filed a preliminary economic assessment for the Company’s wholly owned Era Dorada Project (“Era Dorada” or “Project”, which project was previously known as the Cerro Blanco Project), in the United States in accordance with S-K 1300.1 In January 2025, Aura completed the acquisition of Bluestone Resources Inc. (“Blues ...
U.S. GoldMining Inc. Selects Ausenco to Deliver Initial Economic Assessment At Whistler Gold-Copper Project, Alaska
Prnewswire· 2025-06-09 18:00
PEA to incorporate updated 2024 drilling and evaluate standalone open-pit operationANCHORAGE, Alaska, June 9, 2025 /PRNewswire/ - U.S. GoldMining Inc. (NASDAQ: USGO) ("U.S. GoldMining" or the "Company") is pleased to announce it has selected Ausenco Engineering Canada ULC ("Ausenco") as the principal consulting firm to lead its proposed initial assessment study ("PEA") for the Whistler Gold-Copper Project ("Whistler" or the "Project"), located 105 miles northwest of Anchorage, Alaska. The study, as previou ...
Prime Announces Selection of Ausenco to Lead PEA Study Work
Globenewswire· 2025-05-28 06:00
Preliminary Economic Assessment Targeted for Completion in Q3/2025VANCOUVER, British Columbia, May 27, 2025 (GLOBE NEWSWIRE) -- Prime Mining Corp. (“Prime” or the “Company”) (TSX: PRYM) (OTCQX: PRMNF) (Frankfurt: O4V3) announces that it has selected Ausenco Engineering Canada ULC (“Ausenco”) to lead the study work for a Preliminary Economic Assessment (“PEA”) on its wholly-owned Los Reyes gold-silver project (“Los Reyes” or the “Project”) located in Sinaloa State, Mexico. The Company is targeting the delive ...
TRX Gold Files NI 43-101 Preliminary Economic Assessment for the Buckreef Gold Project
Globenewswire· 2025-05-27 18:15
文章核心观点 公司已在SEDAR+提交关于Buckreef Gold项目的技术报告,该报告支持此前新闻稿披露内容且无重大差异,PEA评估了项目扩张情景,展示公司潜在融资能力及项目经济效益 [1] 分组1:项目报告情况 - 公司在SEDAR+提交依据NI 43 - 101标准编制的关于Buckreef Gold项目的技术报告《坦桑尼亚Buckreef金矿项目初步经济评估和更新矿产资源估算》 [1] - 技术报告由P&E Mining Consultants Inc.按NI 43 - 101指南编制,D.E.N.M. Engineering Ltd.也提供了输入,报告有效日期为2025年4月15日,可在公司网站、SEDAR+和SEC的EDGAR系统查看 [3] 分组2:PEA评估情景及结果 - PEA评估情景包括将现有加工厂扩建升级至3000吨/天,未来2 - 3年从露天开采过渡到地下开采 [5] - 按共识预测金价,税前NPV5%为7.01亿美元,税后为4.42亿美元;金价为3000美元/盎司时,税前NPV5%为11.81亿美元,税后为7.66亿美元 [5] - PEA表明公司有能力用内部现金流为扩张融资,无需前期资本投入,未给出内部收益率 [5] - 17.6年期间,加工厂总吞吐量预计达1810万吨,平均品位2.14克/吨金,年均回收黄金约6.2万盎司;地下运营前五年,年均回收产量计划超8万盎司 [5] - 矿山寿命期现金成本平均为1024美元/盎司金,全维持成本平均为1206美元/盎司金 [5] - 未来四年将投入8900万美元增长资本,包括5500万美元用于地下扩建、3000万美元用于工艺改进等、300万美元用于尾矿设施升级;矿山寿命期增长资本估计为1.75亿美元,主要用于地下开发 [5] - 矿山寿命期场地和加工厂维持资本成本估计为8700万美元,地下开采为9700万美元 [5] - PEA矿山计划基于1080万吨品位2.57克/吨金(含89.3万盎司金)的测量和指示矿产资源,以及910万吨品位2.47克/吨金(含72.6万盎司金)的推断矿产资源制定 [5] - 现有露天矿运营时,地下扩建计划可受益于现有加工厂和矿山基础设施,公司预计地下扩建黄金生产可在3年内实现 [5] 分组3:PEA作者情况 - PEA由独立于TRX Gold的顾问(合格人员)编制,各合格人员审查确认新闻稿准确反映PEA相关信息 [5] - PEA作者包括P&E Mining Consultants Inc.的Eugene Puritch等多人,以及D.E.N.M. Engineering Ltd.的David Salari,公司内部合格人员Richard Boffey和Eugene Puritch审查并负责新闻稿科学技术内容 [6] 分组4:公司情况 - TRX Gold是高利润率且不断发展的黄金公司,推进坦桑尼亚Buckreef Gold项目,项目包括露天矿和2000吨/天加工厂,PEA显示其有增长潜力 [7] - 项目预计17.6年年均产金6.2万盎司,按矿山平均寿命期金价2296美元/盎司计算,税前NPV5%为7.01亿美元 [7] - 项目拥有测量和指示矿产资源1080万吨,品位2.57克/吨金,含89.3万盎司金;推断矿产资源910万吨,品位2.47克/吨金,含72.6万盎司金 [7] - 公司领导团队专注通过增加黄金产量创造股东价值,以产生正现金流为扩张融资,并通过勘探增加矿产资源,公司行动遵循最高ESG标准 [7] 分组5:非IFRS财务指标 - 公司新闻稿包含非IFRS财务指标,如矿山寿命期维持资本成本、总资本成本、总现金成本和AISC,这些指标无IFRS标准定义,可能与其他公司不可比,旨在提供额外信息 [8] - 总现金成本反映生产成本,包括采矿、加工、行政等成本,每盎司总现金成本为总现金成本除以应付黄金盎司数 [10] - AISC反映生产一盎司黄金的所有支出,包括总现金成本、维持资本、关闭成本和 salvage,但不包括公司一般行政成本,每盎司AISC为AISC除以应付黄金盎司数 [11]
Tintina Mines Limited Commences the 2025 Drilling Campaign at the Domeyko Sulfuros Project, Atacama Region, Chile
Globenewswire· 2025-05-21 19:00
TORONTO, May 21, 2025 (GLOBE NEWSWIRE) -- Tintina Mines Limited ("Tintina" or the "Company") (TSXV: TTS) is pleased to announce the commencement of its 2025 drilling campaign at the Domeyko Sulfuros Project, located in the Atacama Region of Chile. The campaign is primarily aimed at supporting the development of a Preliminary Economic Assessment (PEA) under NI 43-101, reinforcing the Company's commitment to the technical and strategic advancement of this asset. Details of the 2025 Work Plan As part of the on ...
Revival Gold Files NI 43-101 Preliminary Economic Assessment for the Mercur Gold Project
Globenewswire· 2025-05-05 19:30
TORONTO, May 05, 2025 (GLOBE NEWSWIRE) -- Revival Gold Inc. (TSXV: RVG, OTCQX: RVLGF) (“Revival Gold” or the “Company”) has filed on SEDAR+ a technical report prepared in accordance with National Instrument 43-101 – Standards of Disclosure for Mineral Projects (“NI 43-101”) on the Mercur Project (“Mercur” or the “Project”), titled “Preliminary Economic Assessment NI 43-101 Technical Report on the Mercur Gold Project, Tooele & Utah Counties, Utah, USA” (the “Technical Report”). The Technical Report supports ...
TRX Gold Reports Robust PEA on Next Buckreef Gold Expansion
Globenewswire· 2025-04-22 21:35
文章核心观点 TRX Gold公司公布坦桑尼亚Buckreef金矿项目扩张的初步经济评估(PEA)积极结果,该项目有潜力成为优质黄金生产资产,公司将评估进一步优化机会 [2][3]。 项目概况 - 公司对Buckreef金矿项目进行扩张和升级,将现有加工厂产能提升至3000吨/天,未来2 - 3年从露天开采过渡到地下开采 [2] - 项目预计17.6年总加工厂吞吐量达1810万吨,平均品位2.14克/吨金,年均回收黄金约62000盎司,地下运营前五年年均回收超80000盎司 [5] 经济指标 净现值 - 共识预测金价下,税前NPV5%为7.01亿美元,税后为4.422亿美元;金价3000美元/盎司时,税前NPV5%增至12亿美元,税后为7.664亿美元 [1][5] 成本 - 矿山寿命内现金成本平均1024美元/盎司金,全维持成本(AISC)平均1206美元/盎司金 [5] 资本支出 - 未来四年增长资本支出8900万美元,矿山寿命内增长资本支出预计1.75亿美元,维持资本成本预计1.84亿美元 [5][22] 敏感性分析 金价 - 金价3000美元/盎司时,税前NPV5%为11.805亿美元,税后为7.664亿美元;不同金价对应不同NPV [15][16] 运营成本 - 运营成本变化影响NPV,如基础情况-25%时,税前NPV5%为8.589亿美元,税后为5.526亿美元 [17] 增长资本成本 - 增长资本成本变化影响NPV,如基础情况-25%时,税前NPV为7.359亿美元,税后为4.687亿美元 [18] 矿产资源 资源估算 - 包括Stamford Bridge区域的更新矿产资源估算,有效日期为2025年4月15日,包含测量、指示和推断资源 [29][31] 估算方法 - 由P&E开发模型,采用特定截值、复合和插值方法分类资源 [30] 与2020年对比 - 2025年MRE采用不同标准和方法,导致资源量和品位变化 [39][41] 开采计划 露天开采 - 第1 - 4年进行露天开采,前两年处理1750吨/天矿化,第3年增至3000吨/天,主矿坑和东矿坑将开采完毕 [40] 地下开采 - 第3年开始地下开采,从五个区域开采1440万吨平均品位2.22克/吨金的矿化材料,采用长孔开采法 [42][43] 冶金与加工 冶金 - 浮选和细磨可提高冶金性能,引入浮选回路预计将回收率提高约10%至平均88% [48] 加工 - 现有加工厂完善,扩张分两阶段,引入浮选回路等设备提高回收率至88% [49][50] 基础设施 项目基础设施 - 项目位于坦桑尼亚,现有基础设施可支持1750吨/天开采,扩建加工厂将在现有场地内建设 [54][55] 地下基础设施 - 包括通风、服务区域、避难站和排水设施等 [58][59][61] 尾矿和废石管理 - 2025年Q2开始TSF 2.2二期建设,正在进行TSF 3.0工程设计和监管工作,部分尾矿用于回填 [62][63] 闭矿计划 - 准备更新闭矿和复垦计划,露天矿渐进式复垦预计成本340万美元,最终闭矿成本预计1000万美元 [64] 相关人员 - PEA由独立顾问编写,相关人员为符合NI 43 - 101标准的合格人员,公司技术顾问审查并负责新闻稿内容 [65][66] 会议信息 - 2025年4月23日上午9点(EST)举行PEA/Q2结果电话会议和网络直播,提供链接和号码,会议回放将在公司网站提供30天 [67] 公司简介 - TRX Gold是高利润率且不断发展的黄金公司,推进坦桑尼亚Buckreef金矿项目,领导团队专注增加黄金产量和资源勘探,遵循ESG标准 [68][69]