PERC

To respond to recent interest in deep mineralised brines in areas such as Cornwall in the UK and the Rhine Graben in France and Germany, PERC has formed a deep mineralised brines working group to provide a forum for discussion of current frameworks for reporting on...

PERC and the Institute of Geologists of Ireland (IGI) are running a one-day training event in Dublin on 4th June 2026 on the topic of “Critical Raw Material Resource Classification and Reporting using UNFC and CRIRSCO”. This event will be held at the Department of...

Below are details of some previous, current and upcoming PERC Training activities

The Committee for Mineral Reserves International Reporting Standards (CRIRSCO) has informed us of the release of an update to its Beyond Inferred Position Paper (originally issued in 2010 and last updated in 2015). This paper addresses the classification and communication of mineralization that lies outside the current CRIRSCO Template’s defined categories of Mineral Resources and Reserves, particularly material that may be considered potentially viable but is presently non-economic or insufficiently explored.

PERC AGM and related events: Karlsruhe Germany (23-27 April 2025) The PERC AGM will be held on Saturday 26 April in Karlsruhe, Germany with the option for members to participate remotely if necessary. We are grateful to the Karlsruhe Institute of Technology who are...

CRIRSCO has recently informed PERC of the official release of the ESG Definitions Guide document. The objective of CRIRSCO’s ESG Guide is to introduce and provide suggested definitions for the concepts of the individual elements of ESG, namely environmental factors, social factors and governance factors – collectively referred to as Environmental, Social and Governance Factors (ESG Factors) – as well as their application in public reports.

PERC, in collaboration with IMEB, will be co-organising 3 days of training with a one-day in person/online course (in Spanish) and a two-days Competent Person (CP) workshop.

PERC is running a one-day training course on Thursday 27th February from 10am to 4pm in the Geological Society London’s Burlington House office in London, entitled: Public and Non-Public Reporting of Mineral Projects – An Introduction to the Use of the PERC Reporting Standard and the UNFC.

As one of the PERC Participating Organisations, IOM3 are inviting you to attend “Advances in Mining Technology & Mineral Supply”. The conference will explore advances in technology, including artificial intelligence, at every step of the mining lifecycle and examine their interactions with strategic mineral supply to meet future demands for downstream materials.

PERC Chair Edmund Sides invites you to discover the first edition of the PERC newsletter: "Welcome to this first edition of the PERC newsletter. This is a new initiative of our communications committee which has been tasked with improving PERC's communication with the...