Part 1 of the QAQC Podcast… accuracy and precision.

Fresh Thinking by Optiro Podcast Series.

In this Part 1 of a 2 Part podcast series, Paul Blackney our Principal Consultant discusses the difference between accuracy and precision and illustrates what accuracy means in practice.

This episode at a glance:

0:54 What’s the difference between accuracy and precision?
5:12 Why are the accuracy and precision of geological data so important?
7:09 How do we know we have an acceptable accuracy for sample grade data?
9:50 Not everything goes to plan. What can you do if your grade control accuracy doesn’t meet your expectations?

The Part 2 of this series will be published on 28 May 2019. If you’d like to be kept up to date, please subscribe to our Fresh Thinking podcasts on:

Google Podcasts    Spotify    Stitcher    iTunes

More Information:

Paul Blackney

  • Please contact Paul Blackney – Principal Consultant:
    Paul is a geologist with more than 35 years’ technical and operational experience.  His skills include resource evaluation, technical audits and reviews, geostatistics, reconciliation, grade control, competent persons reporting and project management. Paul provides worldwide technical training and mentoring in resource estimation, quality control and quality assurance, reconciliation and application of the JORC Code and is respected for his focus on the transfer of his knowledge to other geologists.
  • If you’d like to learn more about QAQC, please have a look at our Getting the most out of QAQC Data course that Paul presents.
    This 2-day course covers the QAQC life cycle: from planning the types and frequencies of QAQC data to be collected; the mechanics of collecting, transporting and submitting the samples; analysing to reveal systematic and trending errors; deciding what is and what isn’t a failure; and to making the changes in the resource database.


Fresh Thinking. Fresh Thinking by Optiro. Fresh Thinking from the World of Mining. Podcasts.

Share the Post:

Related Posts

We provide a lot of great technical content for free!

Subscribe here for our podcasts, technical articles and news

Thank you! Your subscription has been confirmed. You'll hear from us soon.