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PODCAST

Fresh Thinking by Snowden Optiro

News and information from the world of geology and mining, Fresh Thinking by Snowden Optiro provides a new perspective on the mining industry and seeks to educate on best practice. Snowden Optiro is a resources consulting and advisory group that provides independent advice, consulting and training to mining and exploration companies, their advisors and investors. We help mine developers to advance their projects, mining companies to improve their operations and their professionals, and investors

science natural sciences

All Episodes

07:18

82 - Review of Mineral Resources - Overview

Fresh Thinking by Snowden Optiro ·

2024/10/17

In this episode, our experts provide an overview of mineral resource reviews, discussing key processes and considerations for reviewing and improving the accuracy and reliability of mineral resource models. This is Part 1 of a two-part series, with Part 2 diving deeper into each process in detail. This podcast episode at a glance: 00:05 Introduction 00:55 Experience in reviewing resources 01:15 Key aspects of resource reviews 02:05 Purpose of resource reviews 03:20 Process involved in resource

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07:20

81 - The History and origins of Geometallurgy

Fresh Thinking by Snowden Optiro ·

2024/10/10

In this episode of Fresh Thinking by Snowden Optiro, join Senior Consultant Laurie Hassall as he explores the historym origins and importance of geometallurgy in optimising metal extraction and reducing risk. This podcast episode at a glance: 00:05 Introduction 00:21 Definition of Geometallurgy 01:50 History of Geometallurgy 03:10 Why Geometallurgy is popular now 05:20 Geological variability consequences 05:45 Importance of Geometallurgy Join our experts as they explore the topic of 'The History

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23:50

80 - What Mining Engineers Need to Know About...

Fresh Thinking by Snowden Optiro ·

2024/10/03

In this episode of Fresh Thinking by Snowden Optiro, join our General Manager Tarrant Elkington and Senior Geology Consultant Dr. Gregory Zhang as they discuss how resource estimation methods impact mine planning and what mining engineers should know about understanding estimation models and their limitations. This podcast episode at a glance: 00:05 Introduction 00:45 Motivation for discussing resource geology and mine planning 03:00 Common issues with resource models for mine planners 03:45

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14:08

79 - Key Considerations for Resource Geologists...

Fresh Thinking by Snowden Optiro ·

2024/09/26

In this episode of Fresh Thinking by Snowden Optiro, join our General Manager Tarrant Elkington and Managing Consultant Susan Havlin as they delve into the crucial crossover between resource geologists and mine planning engineers, highlighting key considerations for resource geologists when delivering models to mine planners. This podcast episode at a glance: 00:05 Introduction 00:45 Motivation for discussing resource geology and mine planning 01:45 Common issues with resource models for mine

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10:59

78 - Commodity Series: Hard Rock Lithium

Fresh Thinking by Snowden Optiro ·

2024/09/19

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

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22:03

77 - Draft JORC Code Update: Competent Person Changes

Fresh Thinking by Snowden Optiro ·

2024/09/12

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

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10:26

76 - Mineral resource & reserve reporting for...

Fresh Thinking by Snowden Optiro ·

2024/09/09

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

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12:08

75 - The real role of a mine geologist

Fresh Thinking by Snowden Optiro ·

2024/08/30

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

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13:41

74 - Mining the truth

Fresh Thinking by Snowden Optiro ·

2024/08/22

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 -

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26:14

73 - Reconciliation Insights: Navigating the Draft...

Fresh Thinking by Snowden Optiro ·

2024/08/14

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

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20:18

72 - Open pit mining model preparation

Fresh Thinking by Snowden Optiro ·

2024/08/14

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

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12:47

71 - Commodity Series: Nickel Sulfide

Fresh Thinking by Snowden Optiro ·

2024/07/17

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

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11:40

71 - Commodity Series: Hard Rock Lithium

Fresh Thinking by Snowden Optiro ·

2024/07/10

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 explore the topic of Commodity Series: Hard Rock Lithium. This podcast 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

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11:07

70 - Decoding Compliance: JORC vs. SAMREC

Fresh Thinking by Snowden Optiro ·

2024/07/03

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

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18:57

69 - Exploring African Mining: Insights from Local...

Fresh Thinking by Snowden Optiro ·

2024/06/27

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

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12:34

68 - Commodity Series - Gold Deposits

Fresh Thinking by Snowden Optiro ·

2024/06/20

In this episode of Fresh Thinking by Snowden Optiro, tune is as our Executive Consultant Ian Glacken and Justine Tracey, Head of Advisory APAC discuss mineral resource estimation issues and intricates of gold deposits. This podcast at a glance: 00:05 Introduction 01:10 Ian's Background and Experience with Gold 02:20 Justine's Experience with Gold Deposits 02:50 Key Issues in Estimating Gold Deposits 06:20 Estimating Disseminated Mineralisation in Intrusives 09:00 Challenges with Dual Commodity

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13:41

67 - Mining Geology and Ore Control - Part 2

Fresh Thinking by Snowden Optiro ·

2024/06/19

In this episode of Fresh Thinking by Snowden Optiro, tune is as our Executive Consultants Ian Glacken and Craig Morley discuss the importance of value-based ore control, the evolving role of mining geologists, and the impact of AI and simulation in enhancing mining operations. This podcast at a glance: 00:05 Introduction 00:55 Value-Based Ore Control 02:32 Geometallurgy and Its Importance 03:25 The Role of 21st-Century Mining Geologists 05:45 Simulation and Uncertainty in Mining 08:20 Future of

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66 - Underground Mine Planning Process

Fresh Thinking by Snowden Optiro ·

2024/06/05

In this episode of Fresh Thinking by Snowden Optiro, join us as our Principal Consultant Chris Jones and Allan Earl, Executive Consultant, exploring the topic of underground mine planning process. This podcast at a glance: 00:05 Introduction 00:40 Recent Underground Projects 01:05 Underground Mine Planning and Design Process 01:50 Specifics for Scoping Studies 02:25 Mining Method Selection 03:40 Development Design Layout 04:30 Preliminary Stope Designs 05:10 Mining Schedule Setup 07:10 Schedule

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20:07

65 - Commodity Series - Gold

Fresh Thinking by Snowden Optiro ·

2024/05/30

In this episode of Fresh Thinking by Snowden Optiro, join us as our International Regional Manager, Julian Aldridge, and Senior Consultant, Laurie Hassall, delve into the complexities of gold mining. This podcast episode at a glance: 00:05 Introduction 03:50 Geological Environments and Deposit Styles 07:15 Experience Required for QP/CP in Gold 08:40 Mineralogy and Metallogeny 10:35 Mining Styles for Gold 12:50 Key Areas for Gold Mining Around the World 14:30 Future Outlook for Gold 17:40 Use of

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07:59

64 - Mining Geology and Ore Control

Fresh Thinking by Snowden Optiro ·

2024/05/21

In this episode of Fresh Thinking by Snowden Optiro, tune is as our Executive Consultants Ian Glacken and Craig Morley explore the intricacies of mining geology, innovation and ore control. This podcast at a glance: 00:05 Introduction 00:45 Discussing ore control and mine geology innovations 01:20 Problems and innovations: Example of high-impact, low-cost innovation 02:45 Integration of data innovation in ore control processes 04:10 Approaches to collaboration in mining operations 05:30

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143 results

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