Week 20-26 March 2017 – Optiro’s summary of RSC Resource Reporting Intelligence

This is Optiro’s summary of the RSC Resource Reporting Intelligence for 20-26 March 2017.

This week, 69 new technical reports were published:

• This is 11 less than last week
• 2 of the reports were amendments
• 17 were Mineral Resources
• 2 Maiden Resources
• 42 Exploration / Drilling (below 4^th quarter 2016 levels)
• 1 Environmental
• 5 previously announced reports (NI43-101) were filed on SEDAR
  • 2 Resource Estimations
  • 2 PEAs
  • 1 Feasibility study
• Corrected announcements this week were from:
  • Egan Street Resources – Rothsay project – resource estimation
  • Northisle Copper and Gold Inc – North Island project – resource estimation

Project locations:

• 23 in North America
• 23 in Oceania
• 11 in Africa
• 2 in Asia (down by 10 from last week)
• 7 in South America

Project commodities:

• 43 Gold (down by 21)
• 15 silver (down by 14)
• 12 Copper (down by 6)
• 11 Zinc
• 10 Lithium (up by 4)
• 7 Lead (down by 4)
• 4 each for Tantalum (up by 3) and Uranium
• 3 Cobalt
• 2 each for Graphite and Phosphate
• 1 each for Coal and Platinum

Most prolific Resource Estimation report authors since October 2014:

• Globally, Optiro remains in the top 7 consultancies, having authored 29 resource estimation reports.

Most prolific Reserve Estimation report authors since October 2014:

• Globally, Optiro remains in the top 15 consultancies, having authored 5 reserve estimation reports.

Top 3 most significant drill intersections for the week:

• Mariana Resources Ltd – Hot Maden in Turkey: Resource definition – intersection 116.5m @ 6.7g/t Au, 1.7% CU from 244.5m
• NexGen Energy Ltd – Rook 1 in Canada: Resource definition – intersection 17.5m @ 3.89% U308 from 219.50m
• Kin Mining NL – Leonora in Australia: Resource definition – intersection 8m @ 51.4g/t Au from 10m

Top 3 most significant drill intersections for March to date:

• Mariana Resources Ltd – Hot Maden in Turkey: Resource definition – intersection 116.5m @ 6.7g/t Au, 1.7% CU from 244.5m
• NexGen Energy Ltd – Rook 1 in Canada: Resource definition – intersection 17.5m @ 3.89% U308 from 219.50m
• Probe Metals Inc – Val-d’Or East in Canada: Exploration – intersection 8.7m @ 92.7g/t Au from 272.3m

Top 3 most significant drill intersections of 2017 to date:

• Kirkland Lake Gold Ltd – Fosterville in Australia – mining – 17 Jan 2017: 15.5m @ 1429g/t Ay from 345.55mm
• Cordoba Minerals Corp – San Matias in Colombia – resource definition – 23 Jan 2017; 00m @ 800.90g/t Au, 88.63g/t Ag, 3.65% Cu, 8.60% Zn from 112m
• Nevsun Resources Ltd – Timok in Serbia – resource definition – 27 Feb 2017: 256.3m @ 6.0% Cu, 3.79g/t Au from 438.8m

Here is the full RSC Resource Reporting Intelligence report for 20-26 March 2017.