This is the 2nd podcast in a 2-part series that covers Categorical and Multiple Indicator Kriging, which is an increasingly popular mineral resource estimation technique. In this podcast, Optiro's Geology Director, Ian Glacken discusses the use and abuse of these techniques in mineral resource estimation, with our podcast host Justine Tracey.

This episode at a glance:

1:00 Let's recap the concept of an indicator
1.58 What are the circumstances where MIK is required?
5.56 What are the key issues to be aware of?
9.54 Why is MIK abused as an estimation technique?
13.17 Where can we get more information?

For more information:

• Rossi, ME, and Deutsch, CV (2014).  Mineral Resource Estimation.  Springer.
• A practitioners' implementation of indicator kriging. Authors: I M Glacken and P C J Blackney. Contact Ian Glacken for a copy: iglacken@optiro.com