[{"id":4186,"link":"https:\/\/joindamanik.com\/comparative-analysis-of-cut-off-grade-cog-strategies-australia-canada-indonesia-south-africa-and-chile\/","name":"comparative-analysis-of-cut-off-grade-cog-strategies-australia-canada-indonesia-south-africa-and-chile","thumbnail":{"url":"https:\/\/joindamanik.com\/wp-content\/uploads\/2026\/03\/global_mining_reporting_standards.png","alt":"Comparative Analysis of Cut-Off Grade (COG) Strategies: Australia, Canada, Indonesia, South Africa, and Chile"},"title":"Comparative Analysis of Cut-Off Grade (COG) Strategies: Australia, Canada, Indonesia, South Africa, and Chile","postMeta":[],"author":{"name":"Join Damanik","link":"https:\/\/joindamanik.com\/author\/joindamanik\/"},"date":"Mar 7, 2026","dateGMT":"2026-03-06 17:02:59","modifiedDate":"2026-03-07 00:03:48","modifiedDateGMT":"2026-03-06 17:03:48","commentCount":"0","commentStatus":"open","categories":{"coma":"<a href=\"https:\/\/joindamanik.com\/category\/mining\/\" rel=\"category tag\">Mining<\/a>","space":"<a href=\"https:\/\/joindamanik.com\/category\/mining\/\" rel=\"category tag\">Mining<\/a>"},"taxonomies":{"post_tag":"<a href='https:\/\/joindamanik.com\/tag\/cut-off-grade\/' rel='post_tag'>cut-off grade<\/a>","et_post_format":""},"readTime":{"min":9,"sec":42},"status":"publish","content":"Executive Summary This report provides a comparative analysis of Cut-Off Grade (COG) strategies and regulatory frameworks across five major mining"},{"id":4181,"link":"https:\/\/joindamanik.com\/where-should-grade-control-sit-mining-vs-exploration\/","name":"where-should-grade-control-sit-mining-vs-exploration","thumbnail":{"url":"https:\/\/joindamanik.com\/wp-content\/uploads\/2026\/02\/Grade-control.jpg","alt":"Grade control"},"title":"Where Should Grade Control Sit? Mining vs. Exploration?","postMeta":[],"author":{"name":"Join Damanik","link":"https:\/\/joindamanik.com\/author\/joindamanik\/"},"date":"Feb 28, 2026","dateGMT":"2026-02-28 03:01:37","modifiedDate":"2026-03-06 23:11:14","modifiedDateGMT":"2026-03-06 16:11:14","commentCount":"0","commentStatus":"open","categories":{"coma":"<a href=\"https:\/\/joindamanik.com\/category\/mining\/\" rel=\"category tag\">Mining<\/a>","space":"<a href=\"https:\/\/joindamanik.com\/category\/mining\/\" rel=\"category tag\">Mining<\/a>"},"taxonomies":{"post_tag":"<a href='https:\/\/joindamanik.com\/tag\/grade-control\/' rel='post_tag'>grade control<\/a>","et_post_format":""},"readTime":{"min":20,"sec":54},"status":"publish","content":"

				
				
				
				
				
				
				
				
				
			

				
				
				
				
				
			

				
				
				
				
				
			

				
				
				
				
				
			
 Scope and Purpose of Grade Control Across both open\u2011pit and underground operations, grade control is the set of"},{"id":4173,"link":"https:\/\/joindamanik.com\/economic-cut-off-grade-for-nickel-vs-resource-estimation-cut-off-grade\/","name":"economic-cut-off-grade-for-nickel-vs-resource-estimation-cut-off-grade","thumbnail":{"url":"https:\/\/joindamanik.com\/wp-content\/uploads\/2026\/02\/Economic-Cut\u2011Off-Grade-for-Nickel.png","alt":"Economic Cut\u2011Off Grade for Nickel"},"title":"Economic Cut\u2011Off Grade for Nickel vs. Resource\u2011Estimation Cut\u2011Off Grade","postMeta":[],"author":{"name":"Join Damanik","link":"https:\/\/joindamanik.com\/author\/joindamanik\/"},"date":"Feb 22, 2026","dateGMT":"2026-02-22 00:23:35","modifiedDate":"2026-02-23 07:31:48","modifiedDateGMT":"2026-02-23 00:31:48","commentCount":"0","commentStatus":"open","categories":{"coma":"<a href=\"https:\/\/joindamanik.com\/category\/resources\/\" rel=\"category tag\">Resources<\/a>","space":"<a href=\"https:\/\/joindamanik.com\/category\/resources\/\" rel=\"category tag\">Resources<\/a>"},"taxonomies":{"post_tag":"<a href='https:\/\/joindamanik.com\/tag\/reserve-estimate\/' rel='post_tag'>reserve estimate<\/a><a href='https:\/\/joindamanik.com\/tag\/resource-estimate\/' rel='post_tag'>resource estimate<\/a>","et_post_format":""},"readTime":{"min":15,"sec":24},"status":"publish","content":"The literature distinguishes clearly between economic cut\u2011off grade (COG) used for mine planning\/operation and geological cut\u2011off grade used to report"},{"id":4106,"link":"https:\/\/joindamanik.com\/the-surpac-%e2%86%92-whittle-%e2%86%92-minesched-workflow-in-open-pit-mine-planning\/","name":"the-surpac-%e2%86%92-whittle-%e2%86%92-minesched-workflow-in-open-pit-mine-planning","thumbnail":{"url":"https:\/\/joindamanik.com\/wp-content\/uploads\/2026\/02\/Geovia-Surpac.png","alt":"Geovia Surpac"},"title":"The Surpac \u2192 Whittle \u2192 MineSched Workflow in Open\u2011Pit Mine Planning","postMeta":[],"author":{"name":"Join Damanik","link":"https:\/\/joindamanik.com\/author\/joindamanik\/"},"date":"Feb 19, 2026","dateGMT":"2026-02-19 15:44:09","modifiedDate":"2026-02-19 22:44:10","modifiedDateGMT":"2026-02-19 15:44:10","commentCount":"0","commentStatus":"open","categories":{"coma":"<a href=\"https:\/\/joindamanik.com\/category\/mining\/\" rel=\"category tag\">Mining<\/a>","space":"<a href=\"https:\/\/joindamanik.com\/category\/mining\/\" rel=\"category tag\">Mining<\/a>"},"taxonomies":{"post_tag":"<a href='https:\/\/joindamanik.com\/tag\/mine-planning\/' rel='post_tag'>mine planning<\/a><a href='https:\/\/joindamanik.com\/tag\/pit-optimization\/' rel='post_tag'>pit optimization<\/a>","et_post_format":""},"readTime":{"min":16,"sec":32},"status":"publish","content":"Open\u2011pit mine planning ultimately aims to maximize Net Present Value (NPV) while satisfying geotechnical, operational, environmental and market constraints. To"},{"id":4166,"link":"https:\/\/joindamanik.com\/variogram-validation-and-its-role-in-resource-block-modelling\/","name":"variogram-validation-and-its-role-in-resource-block-modelling","thumbnail":{"url":"https:\/\/joindamanik.com\/wp-content\/uploads\/2026\/02\/Surpac-Variogram-Model.png","alt":"Surpac Variogram Model"},"title":"Variogram Validation and Its Role in Resource Block Modelling","postMeta":[],"author":{"name":"Join Damanik","link":"https:\/\/joindamanik.com\/author\/joindamanik\/"},"date":"Feb 17, 2026","dateGMT":"2026-02-17 16:51:01","modifiedDate":"2026-02-19 23:52:17","modifiedDateGMT":"2026-02-19 16:52:17","commentCount":"0","commentStatus":"open","categories":{"coma":"<a href=\"https:\/\/joindamanik.com\/category\/geostatistic\/\" rel=\"category tag\">Geostatistic<\/a>","space":"<a href=\"https:\/\/joindamanik.com\/category\/geostatistic\/\" rel=\"category tag\">Geostatistic<\/a>"},"taxonomies":{"post_tag":"<a href='https:\/\/joindamanik.com\/tag\/variogram\/' rel='post_tag'>variogram<\/a>","et_post_format":""},"readTime":{"min":9,"sec":5},"status":"publish","content":"Variogram validation is central to building reliable geostatistical models and, ultimately, trustworthy resource block models in mining and petroleum applications."},{"id":4155,"link":"https:\/\/joindamanik.com\/internal-vs-external-grade-dilution-in-block-models-concepts-determination-and-modelling\/","name":"internal-vs-external-grade-dilution-in-block-models-concepts-determination-and-modelling","thumbnail":{"url":"https:\/\/joindamanik.com\/wp-content\/uploads\/2026\/02\/Internal-vs-External-Grade-Dilution-in-Block-Models-Concepts-Determination-and-Modelling.jpg","alt":"Internal vs External Grade Dilution in Block Models\u00a0Concepts Determination and Modelling"},"title":"Internal vs. External Grade Dilution in Block Models:\u00a0Concepts, Determination, and Modelling","postMeta":[],"author":{"name":"Join Damanik","link":"https:\/\/joindamanik.com\/author\/joindamanik\/"},"date":"Feb 15, 2026","dateGMT":"2026-02-15 08:53:40","modifiedDate":"2026-02-15 15:56:27","modifiedDateGMT":"2026-02-15 08:56:27","commentCount":"0","commentStatus":"open","categories":{"coma":"<a href=\"https:\/\/joindamanik.com\/category\/mining\/\" rel=\"category tag\">Mining<\/a>","space":"<a href=\"https:\/\/joindamanik.com\/category\/mining\/\" rel=\"category tag\">Mining<\/a>"},"taxonomies":{"post_tag":"<a href='https:\/\/joindamanik.com\/tag\/blockmodel\/' rel='post_tag'>blockmodel<\/a><a href='https:\/\/joindamanik.com\/tag\/loss-and-dilution\/' rel='post_tag'>loss and dilution<\/a><a href='https:\/\/joindamanik.com\/tag\/mine-planning\/' rel='post_tag'>mine planning<\/a>","et_post_format":""},"readTime":{"min":12,"sec":31},"status":"publish","content":"Internal and external dilution are central to converting geological resources into realistic mineable reserves, because they directly control plant feed"},{"id":4092,"link":"https:\/\/joindamanik.com\/choosing-the-ultimate-pit-optimize-vs-maximize-in-open-pit-design\/","name":"choosing-the-ultimate-pit-optimize-vs-maximize-in-open-pit-design","thumbnail":{"url":"https:\/\/joindamanik.com\/wp-content\/uploads\/2026\/02\/Choosing-the-Ultimate-Pit-Optimize-vs-Maximize-in-Open-Pit-Design.png","alt":"Choosing the Ultimate Pit Optimize vs Maximize in Open Pit Design"},"title":"Choosing the Ultimate Pit: \u201cOptimize\u201d vs \u201cMaximize\u201d in Open\u2011Pit Design","postMeta":[],"author":{"name":"Join Damanik","link":"https:\/\/joindamanik.com\/author\/joindamanik\/"},"date":"Feb 13, 2026","dateGMT":"2026-02-13 01:10:00","modifiedDate":"2026-02-13 08:10:01","modifiedDateGMT":"2026-02-13 01:10:01","commentCount":"0","commentStatus":"open","categories":{"coma":"<a href=\"https:\/\/joindamanik.com\/category\/mining\/\" rel=\"category tag\">Mining<\/a>","space":"<a href=\"https:\/\/joindamanik.com\/category\/mining\/\" rel=\"category tag\">Mining<\/a>"},"taxonomies":{"post_tag":"<a href='https:\/\/joindamanik.com\/tag\/pit-optimization\/' rel='post_tag'>pit optimization<\/a>","et_post_format":""},"readTime":{"min":20,"sec":48},"status":"publish","content":"Open\u2011pit design always comes to a critical question: how big should the final pit be? This \u201cultimate pit\u201d decision controls"},{"id":4087,"link":"https:\/\/joindamanik.com\/strategic-mine-planning-in-feasibility-studies-purpose-parameters-optimization-and-risks\/","name":"strategic-mine-planning-in-feasibility-studies-purpose-parameters-optimization-and-risks","thumbnail":{"url":"https:\/\/joindamanik.com\/wp-content\/uploads\/2026\/02\/Strategic-Mine-Planning-in-Feasibility-Studies-Purpose-Parameters-Optimization-and-Risks.webp","alt":"Strategic Mine Planning in Feasibility Studies: Purpose, Parameters, Optimization, and Risks"},"title":"Strategic Mine Planning in Feasibility Studies: Purpose, Parameters, Optimization, and Risks","postMeta":[],"author":{"name":"Join Damanik","link":"https:\/\/joindamanik.com\/author\/joindamanik\/"},"date":"Feb 13, 2026","dateGMT":"2026-02-13 00:00:32","modifiedDate":"2026-02-13 07:00:32","modifiedDateGMT":"2026-02-13 00:00:32","commentCount":"0","commentStatus":"open","categories":{"coma":"<a href=\"https:\/\/joindamanik.com\/category\/mining\/\" rel=\"category tag\">Mining<\/a>","space":"<a href=\"https:\/\/joindamanik.com\/category\/mining\/\" rel=\"category tag\">Mining<\/a>"},"taxonomies":{"post_tag":"<a href='https:\/\/joindamanik.com\/tag\/pit-optimization\/' rel='post_tag'>pit optimization<\/a>","et_post_format":""},"readTime":{"min":21,"sec":51},"status":"publish","content":"Strategic mine planning is the backbone of a mining feasibility study. It transforms a geological resource into a time\u2011phased, risk\u2011aware"},{"id":4081,"link":"https:\/\/joindamanik.com\/risk-management-exploration-results-and-resource-estimation-an-integrated-risk-scored-framework\/","name":"risk-management-exploration-results-and-resource-estimation-an-integrated-risk-scored-framework","thumbnail":{"url":"https:\/\/joindamanik.com\/wp-content\/uploads\/2026\/02\/Risk-Management-Exploration-Results-and-Resource-Estimation.png","alt":"Risk Management, Exploration Results, and Resource Estimation"},"title":"Risk Management, Exploration Results, and Resource Estimation: An Integrated, Risk\u2011Scored Framework","postMeta":[],"author":{"name":"Join Damanik","link":"https:\/\/joindamanik.com\/author\/joindamanik\/"},"date":"Feb 4, 2026","dateGMT":"2026-02-04 12:23:33","modifiedDate":"2026-02-04 21:29:27","modifiedDateGMT":"2026-02-04 14:29:27","commentCount":"0","commentStatus":"open","categories":{"coma":"<a href=\"https:\/\/joindamanik.com\/category\/resources\/\" rel=\"category tag\">Resources<\/a>","space":"<a href=\"https:\/\/joindamanik.com\/category\/resources\/\" rel=\"category tag\">Resources<\/a>"},"taxonomies":{"post_tag":"<a href='https:\/\/joindamanik.com\/tag\/blockmodel\/' rel='post_tag'>blockmodel<\/a><a href='https:\/\/joindamanik.com\/tag\/reserve-estimate\/' rel='post_tag'>reserve estimate<\/a>","et_post_format":""},"readTime":{"min":12,"sec":52},"status":"publish","content":"Mineral projects must link exploration data, resource models and risk management in a transparent, quantitative way to support investment and"},{"id":4077,"link":"https:\/\/joindamanik.com\/block-model-size-kriging-accuracy-and-resource-classification-a-practical-overview\/","name":"block-model-size-kriging-accuracy-and-resource-classification-a-practical-overview","thumbnail":{"url":"https:\/\/joindamanik.com\/wp-content\/uploads\/2026\/02\/Block-Model-Size-Kriging-Accuracy-and-Resource-Classification-A-Practical-Overview-e1770197056570.png","alt":"Block Model Size Kriging Accuracy and Resource Classification\u00a0A Practical Overview"},"title":"Block Model Size, Kriging Accuracy, and Resource Classification:\u00a0A Practical Overview","postMeta":[],"author":{"name":"Join Damanik","link":"https:\/\/joindamanik.com\/author\/joindamanik\/"},"date":"Feb 4, 2026","dateGMT":"2026-02-04 09:20:02","modifiedDate":"2026-02-04 16:21:06","modifiedDateGMT":"2026-02-04 09:21:06","commentCount":"0","commentStatus":"open","categories":{"coma":"<a href=\"https:\/\/joindamanik.com\/category\/geostatistic\/\" rel=\"category tag\">Geostatistic<\/a>","space":"<a href=\"https:\/\/joindamanik.com\/category\/geostatistic\/\" rel=\"category tag\">Geostatistic<\/a>"},"taxonomies":{"post_tag":"<a href='https:\/\/joindamanik.com\/tag\/blockmodel\/' rel='post_tag'>blockmodel<\/a><a href='https:\/\/joindamanik.com\/tag\/resource-estimate\/' rel='post_tag'>resource estimate<\/a>","et_post_format":""},"readTime":{"min":16,"sec":14},"status":"publish","content":"Block model design strongly influences how accurately tonnage and grade are estimated and how confidently resources can be classified. 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Their tools do not \u201cdecide\u201d"},{"id":3729,"link":"https:\/\/joindamanik.com\/integrating-environmental-risk-mitigation-costs-into-life-of-mine-planning-for-gold-mines\/","name":"integrating-environmental-risk-mitigation-costs-into-life-of-mine-planning-for-gold-mines","thumbnail":{"url":"https:\/\/joindamanik.com\/wp-content\/uploads\/2026\/01\/grok-image-26d9f535-fa11-442d-a1f8-1ddc9f9b14b8.jpg","alt":"Integrating Environmental Risk Mitigation Costs into Life\u2011of\u2011Mine Planning for Gold Mines"},"title":"Integrating Environmental Risk Mitigation Costs into Life\u2011of\u2011Mine Planning for Gold Mines","postMeta":[],"author":{"name":"Join Damanik","link":"https:\/\/joindamanik.com\/author\/joindamanik\/"},"date":"Jan 25, 2026","dateGMT":"2026-01-25 12:00:54","modifiedDate":"2026-01-25 19:00:55","modifiedDateGMT":"2026-01-25 12:00:55","commentCount":"0","commentStatus":"open","categories":{"coma":"<a href=\"https:\/\/joindamanik.com\/category\/mining\/\" rel=\"category tag\">Mining<\/a>","space":"<a href=\"https:\/\/joindamanik.com\/category\/mining\/\" rel=\"category tag\">Mining<\/a>"},"taxonomies":{"post_tag":"<a href='https:\/\/joindamanik.com\/tag\/mine-planning\/' rel='post_tag'>mine planning<\/a>","et_post_format":""},"readTime":{"min":10,"sec":7},"status":"publish","content":"Life\u2011of\u2011Mine Planning (LOMP) that embeds environmental risk mitigation into the mining and processing cost structure is increasingly seen as essential"}]