26 February 2026 16:00 - 17:30 Virtual
26 February 2026 | 16:00 - 17:30 | Virtual
Understanding Modifying Factors and Reasonable Prospects for Economic Extraction
What are the Modifying Factors, why they are important, and how to use them to establish different levels of economic potential, with emphasis on defining “reasonable prospects for economic extraction” in the definition of Mineral Resource?
- To understand what Modifying Factors are, and how they impact on the business of mining;
- To clarify the different categories of Modifying Factors, and how they are referenced in the PERC Reporting Standard;
- To understand what Reference Points are, and why they are critical in understanding the impact of Modifying Factors;
- To demonstrate some practical outcomes of applying Modifying Factors in mine planning;
- To understand the role of Technical Studies in assessing Modifying Factors:
- To learn how Modifying Factors are used to define ‘reasonable prospects of economic extraction’ (RPEE) in declaring a Mineral Resource;
- How to present and report Modifying Factors for RPEE in a Public Report;
An introduction to the CRIRSCO family of reporting codes
An introduction to the CRIRSCO family of reporting codes - All ModulesThis course take place on 26 February 2026 at 16:00 GMT, and ending at approximately 17:30 GMT, depending on audience participation.
Joining details will be sent out the day prior, alongside any course materials that may be needed.
Course modules will be presented by a range of different presenters all of whom have considerable experience in assessment of and reporting on Exploration Results, Mineral Resources and Mineral Reserves.
Early-Bird Fees (Until 26 December 2025)
Fellow / Corporate Patron £85.50
Non-Fellow £170
Student Member £26
Student Non-Member £53
Other PERC Member £101.70
Other CRIRSCO Member £144.90
GSA Member £101.70
Partner £144.90
Standard Fees (After 26 December 2025)
Fellow / Corporate Patron £95
Non-Fellow £189
Student Member £29
Student Non-Member £59
Other PERC Member £113
Other CRIRSCO Member £161
GSA Member £113
Partner £161
The Geological Society of America (GSA) and PERC members discount
We offer a generous 40% discount off our Non-Fellow rate to members of the Geological Society of America (GSA) and PERC. A discount code must be quoted on the registration form in order to take advantage of the discount. If you are a member of GSA or PERC and do not have the discount code, please email training@geolsoc.org.uk with proof of your membership.
Group discounts
We offer competitive group discounts on all Training Courses:
5 – 9 delegates: 20% off
10 – 14 delegates: 25% off
15 delegates or more: 30% off
For more information on how to access the Group Discount, please email training@geolsoc.org.uk
Concessions
We offer students a generous discount. Please verify your student status by either registering with your student email address, or uploading a photograph of your student identification/acceptance letter.
The Society offers a limited number of concessionary rates for those in financial hardship. Contact training@geolsoc.org.uk (Please note you may be required to provide details/evidence to support your application for this.)
If you require an invoice to register for this course, please email training@geolsoc.org.uk
Registration will close 24 hours before the event takes place.