Month November 2016

Weekly summary of the RSC Resource Reporting Intelligence for 21-27 November 2016

  Here is a summary the RSC Resource Reporting Intelligence for 21-27 November: Technical reports published: 75 new technical reports 10 mineral resources 55 exploration / drilling Geographic locations of the projects: 32 in North America 27 in Oceania 4…

Read MoreWeekly summary of the RSC Resource Reporting Intelligence for 21-27 November 2016

30 Seconds of Info: QAQC – field duplicate samples obtained from waste materials

Field duplicate samples obtained from waste materials add little value to the analysis of sample precision, particularly in precious metal deposits:  Sampling protocols often dictate the collection of field duplicate samples at a fixed rate relative to the number of…

Read More30 Seconds of Info: QAQC – field duplicate samples obtained from waste materials

Weekly summary of the RSC Resource Reporting Intelligence for 14-20 November 2016

This is Optiro’s weekly summary of the RSC Resource Reporting Intelligence report for 14-20 November 2016. Resource reports published this week: 75 technical reports 10 maiden resources 1 maiden resource 60 drilling / exploration 1 environmental Geographic locations of the projects: 37…

Read MoreWeekly summary of the RSC Resource Reporting Intelligence for 14-20 November 2016

30 Seconds of Info – QAQC: employ a minimum of 4 CRMs or Standards at any one time

Employ a minimum of four Certified Reference Materials (CRM’s or Standards) at any one time:  A typical protocol is to insert CRMs that allow assay accuracy to be monitored at grades equivalent to the anticipated (or known) break-even cut-off grade,…

Read More30 Seconds of Info – QAQC: employ a minimum of 4 CRMs or Standards at any one time

30 Seconds of Info – Reconciliation: accounting for development volumes underground

Accounting for development volumes underground:  Unless development is strictly on lines and the ore is either much wider or much narrower than the development face, the drives may meander and stripping cuts may need to be taken to straighten up…

Read More30 Seconds of Info – Reconciliation: accounting for development volumes underground

Weekly summary of the RSC Resource Reporting Intelligence for 7-13 Nov 2016

Weekly summary of the RSC resource reporting intelligence for 7-13 November 2016 Globally, there were 79 new technical reports published: 13 mineral resources 3 maiden resources 55 exploration / drilling 1 environmental The geographic locations for the projects were: 39…

Read MoreWeekly summary of the RSC Resource Reporting Intelligence for 7-13 Nov 2016

30 Seconds of Info – resource estimation and evaluation – confidence in your resource categories

This week's 30 Seconds of Info is from Ian Glacken - Optiro Director of Geology and Principal Geology Consultant. Try to formalise the confidence in your resource categories: at least for a given deposit and/or commodity, try to communicate to all of the stakeholders what error (plus or minus, in metal terms) is meant by Measured, Indicated or Inferred Resources.
Read More30 Seconds of Info – resource estimation and evaluation – confidence in your resource categories