72 - Open pit mining model preparation

In this episode of Fresh Thinking by Snowden Optiro, tune in as our Executive Consultant Ian Glacken, Executive Consultant Andrew Scogings and Managing Consultant Susan Havlin discuss the complexities of hard rock lithium, covering key mineral variations, exploration indicators, and challenges in resource estimation and geological modeling. This podcast episode at a glance: 00:05 Introduction 01:30 Lithium minerals: Variations and significance? 02:10 Mineral characteristics: Impact on lithium extraction? 02:56 Economic viability: Role of mineralogy in lithium deposits? 03:40 Exploration indicators: Key signs for lithium? 05:00 Mineralogical studies: Contribution to resource estimates? 06:30 Assaying techniques: Effects on lithium oxide results? 07:50 Domaining challenges: Issues in pegmatite modeling? 08:30 Contaminants: Concerns in lithium estimation? 08:55 Subdomains in pegmatites: Varying lithium content? 09:54 Drilling impacts: Influence on lithium exploration? 10:30 Geological modeling: Challenges in lithium deposits? Join our experts as they explore the topic of Hard Rock Lithium in the episode 78 of the Fresh Thinking podcast. If you'd like to connect with Ian, Andrew and Susan, please reach out to them at [email protected]. This video episode is also available as an audio podcast on @Libsyn, @Spotify, @Apple Podcasts, @Google Podcasts. These podcasts are for those working in the mining industry. Snowden Optiro - Mining Advisory, Consulting and Professional Development.

In this episode, our Executive Consultants Ian Glacken and Michael Andrew discuss the proposed JORC Code changes to the competent person's regulation. This podcast episode at a glance: 00:05 Introduction 02:11 Overview of changes 05:35 Pros and cons of the CV scheme 07:05 Validation of the CV of record and responsibility 09:10 Commodity experience for CP 10:40 Need for declaring sampling, QC, and analytical techniques in CV 11:30 Updates to CVs for each sign-off 13:10 Alternatives to resumes 15:00 Regulation and Requirements for CPD (Continues Professional Development) 17:33 Prevention of mining disasters and regulatory responses Join our experts as they explore the topic "Draft JORC Code Update: Competent Person Changes" in the episode 77 of the Fresh Thinking podcast. If you'd like to connect with Ian and Mike, please reach out to them at [email protected]. This podcast episode is also available as an audio podcast on @Libsyn, @Spotify, @Apple Podcasts, @Google Podcasts.  Please look for Fresh Thinking by Snowden Optiro. These podcasts are for those working in the mining industry. Snowden Optiro - Mining Advisory, Consulting and Professional Development.

In this episode, Vincent Agnello, Principal Consultant, and Shepherd Kadzviti, Head of Advisory - EMEA, discuss key aspects of mineral resource and reserve reporting for JSE-listed companies, including compliance with section 12.13, annual reporting requirements, and ensuring adherence to JSE regulations. This podcast episode at a glance: 00:10 Introduction 01:30 Overview of public reporting for JSE-listed companies 02:00 Discussion about section 12.13 02:27 Compliance requirements 03:00 Additional compliance obligations 03:30 Key aspects of annual reporting 04:40 Required brief summaries in the report 05:45 Further details required in the report 07:10 Supporting documents for the report 07:40 Post-submission process 08:00 JSE compliance verification 08:30 Feedback from JSE 09:00 Ensuring compliance Join our experts as they explore the topic "Mineral resource & reserve reporting for JSE companies" in the episode 76 of the Fresh Thinking podcast. If you'd like to connect with Vincent or Shepherd, please reach out to them at [email protected]. This podcast episode is also available as an audio podcast on @Libsyn, @Spotify, @Apple Podcasts, @Google Podcasts. Please look for Fresh Thinking by Snowden Optiro. These podcasts are for those working in the mining industry. Snowden Optiro - Mining Advisory, Consulting and Professional Development.

In this episode, our Executive Consultant Ian Glacken and head of Advisory APAC Justine Tracey discuss what mine geologists do on a daily basis, their role in ensuring efficient mining, and provide tips for new mine geologists. This podcast episode at a glance: 00:55 Definition of a Mining Model 01:15 Process of Creating a Mining Model 03:20 Importance of a Mining Model  04:45 Modifications in a Mining Model – dilution and ore loss  06:15 Ways to incorporate dilution and ore loss into a mining model 09:30 Choosing the Right Application Method 12:30 Added Fields and Properties 16:30 Model Efficiency Adjustments  Join our experts as they explore the topic "The true role of a mine geologist" in the episode 75 of the Fresh Thinking podcast.  If you'd like to connect with Ian and Justine, please reach out to them at [email protected]. This podcast episode is also available as an audio podcast on @Libsyn, @Spotify, @Apple Podcasts, @Google Podcasts. Please look for Fresh Thinking by Snowden Optiro.  These podcasts are for those working in the mining industry. Snowden Optiro - Mining Advisory, Consulting and Professional Development.

In this episode, our Executive Consultant Ian Glacken and Head of Advisory APAC Justine Tracey discuss the importance of data quality in mineral resource estimation and how to manage and understand your data. This podcast video at a glance: 00:30 - Topic introduction  01:30 - Overview of podcast purpose 01:45 - Implications of using bad data for mineral resource estimate 02:10 - Definition of bad data 04:20 - Is bad data worse that no data 05:30 - Transition from good data to bad data 07:00 - Requirements for a maiden mineral resource estimate 08:05 - Other aspects of data quality 09:10 - Understanding your data and explanation of metadata 10:45 - Role of the JORC Code in ensuring good data Join our experts as they explore the topic "Mining the truth" in the episode 74 of the Fresh Thinking podcast. If you'd like to connect with Ian and Justine, please reach out to them at [email protected]. This podcast episode is also available as an audio podcast on @Libsyn, @Spotify, @Apple Podcasts, @Google Podcasts. Please look for Fresh Thinking by Snowden Optiro.  These podcasts are for those working in the mining industry. Snowden Optiro - Mining Advisory, Consulting and Professional Development.

In this episode, our Executive Consultant Ian Glacken and Reconcilor Product Owner and Principal Consultant Rayleen Hargreaves discuss the Draft JORC Code with a focus on Reconciliation. This podcast episode at a glance: 00:05 Introduction and overview of Draft JORC Code 01:40 Stakeholders involved in the 2025 JORC Code 03:30 Definition of Reconciliation in the Draft JORC Code 04:30 Clarifications needed with Reconciliation terminology 05:45 Public consultation process and feedback 08:50 Historical vs. Production Reconciliation 15:30 Impact on Public Reporting Practices 16:40 Need for standardisation in Reconciliation Reporting 18:00 Importance of transparent terminology in Reporting 20:00 Potential for Global Reconciliation Standard  21:00 Addressing any ambiguities in the Draft JORC Code 24:00 Final thoughts and call for feedback Join our experts as they explore the topic "Reconciliation Insights: Navigating the Draft JORC Code" in the episode 73 of the Fresh Thinking podcast. If you'd like to connect with Ian and Rayleen, please reach out to them at [email protected]. This podcast episode is also available as an audio podcast on @Libsyn, @Spotify, @Apple Podcasts, @Google Podcasts.  Please look for Fresh Thinking by Snowden Optiro. These podcasts are for those working in the mining industry. Snowden Optiro - Mining Advisory, Consulting and Professional Development.

In this episode, our General Manager of Snowden Optiro, Tarrant Elkington and Managing Consultant, Hamish Guthrie discuss the process of preparing open pit mining models and the challenges involved. This podcast episode at a glance: 00:55 Definition of a Mining Model 01:15 Process of Creating a Mining Model 03:20 Importance of a Mining Model 04:45 Modifications in a Mining Model – dilution and ore loss 06:15 Ways to incorporate dilution and ore loss into a mining model 09:30 Choosing the Right Application Method 12:30 Added Fields and Properties 16:30 Model Efficiency Adjustments  Join our experts as they explore the topic of Open pit mine planning model preparation in the episode 73 of the Fresh Thinking podcast. If you'd like to connect with Tarrant and Hamish, please reach out to them at [email protected]. This podcast episode is also available as an audio podcast on @Libsyn, @Spotify, @Apple Podcasts, @Google Podcasts.  Please look for Fresh Thinking by Snowden Optiro. These podcasts are for those working in the mining industry. Snowden Optiro - Mining Advisory, Consulting and Professional Development.

In this episode of Fresh Thinking by Snowden Optiro, tune in as our Executive Consultant Ian Glacken, Executive Consultant and Principal Consultant Jan Graham explore the topic of Commodity Series: Nickel Sulfide. This podcast episode at a glance: 00:05 Introduction 00:40 Experience with nickel sulfide deposits 01:30 Key types of nickel sulfide deposits 02:15 Estimation issues for structurally hosted deposits 04:40 Use of 2D modeling or seam modeling 07:20 Involvement with Nova Bollinger deposit 08:25 Estimation issues for disseminated mineralization 11:00 Geological models in nickel sulfide mines Join our experts as they explore the topic of Nickel Sulfide Lithium in the episode 71 of the Fresh Thinking podcast. If you'd like to connect with Ian and Jan, please reach out to them at [email protected]. This podcast is also available as an audio podcast on @Libsyn, @Spotify, @Apple Podcasts, @Google Podcasts. These podcasts are for those working in the mining industry.  Snowden Optiro - Mining Advisory, Consulting and Professional Development.

In this episode of Fresh Thinking by Snowden Optiro, tune in as our Executive Consultant Ian Glacken and Johannesburg-based Principal Consultant Senzeni Mandava explore the topic of compliance, specifically the similarities and differences between Australian JORC Code and South African SAMREC Code. This podcast episode at a glance:  00:05 Introduction 00:40 Brief comparison of SAMREC vs JORC and when they were updated 01:40 Explanation of a CPR 02:30 Mandatory items to be included in a CPR 03:50 Description of a Readers Panel 05:30 Overview of regulations in Australia 07:20 Comparison of Table 1 in SAMREC vs JORC 09:15 Differences in Table 1 Summary Join our experts as they explore the topic of Compliance in the episode 70 of the Fresh Thinking podcast. If you'd like to connect with Ian and Senzeni, please reach out to them at [email protected]. This podcast episode is also available as an audio podcast on @Libsyn, @Spotify, @Apple Podcasts, @Google Podcasts.  These podcasts are for those working in the mining industry. Snowden Optiro - Mining Advisory, Consulting and Professional Development.

In this episode of Fresh Thinking by Snowden Optiro, tune in as our Executive Consultant Ian Glacken and Johannesburg-based Principal Consultant Senzeni Mandava share insights on industry trends in her local context, discuss ongoing projects, and explore African resource dynamics. This podcast episode at a glance:  00:05 Introduction  01:00 Overview of Johannesburg office and key roles 02:20 Focus on Johannesburg Practice and daily operations 03:50 Initiatives for Professional Development 05:13 Insight into the Steelmaker’s Project and its unique aspects 09:30 Challenges encountered during site visits 11:30 Trends in Mineral Resources across Africa 14:10 Outlook on the South African Mining Industry for 2024 16:30 Environmental, Social, and Governance (ESG) impacts on mines in Africa Join our experts as they explore the topic of Exploring African Mining in the episode 69 of the Fresh Thinking podcast. If you'd like to connect with Ian and Senzeni, please reach out to them at [email protected]. This podcast is also available as an audio podcast on @Libsyn, @Spotify, @Apple Podcasts, @Google Podcasts. These podcasts are for those working in the mining industry. Snowden Optiro - Mining Advisory, Consulting and Professional Development.