The March drill results causing stock share rise in May 2018https://www.juniorminingnetwork.com/junior-miner-news/press-releases/714-tsx/nsu/44297-nevsun-resources-reports-further-exceptional-drill-results-from-the-lower-zone-copper-gold-porphyry-at-timok-initial-resource-expected-by-mid-2018.html
- 1.00% Cu and 0.20g/t Au (1.14% Cu equivalent) over 556.8 meters starting at 1,310 meters in TC170177
- Including 1.45% Cu, 0.32g/t Au (1.67% Cu equivalent) over 177.0 meters
- 0.91% Cu and 0.18g/t Au (1.04% Cu equivalent) over 558.0 meters starting at 1,366 meters in TC170187
- Including 1.00% Cu, 0.19g/t Au (1.13% Cu equivalent) over 309 meters
- 0.97% Cu and 0.14g/t Au (1.07% Cu equivalent) over 390.0 meters starting at 1,106 meters in TC170181
- Including 1.35% Cu, 0.22g/t Au (1.50% Cu equivalent) over 117 meters; and also
- 1.06% Cu and 0.21g/t Au (1.21% Cu equivalent) over 312.0 meters starting at 1,583 meters in TC170181
- Including 1.47% Cu, 0.32g/t Au (1.69% Cu equivalent) over 165 meters
- 1.32% Cu and 0.17g/t Au (1.44% Cu equivalent) over 174.0 meters starting at 1,411 meters in TC170185
- Including 1.87% Cu, 0.23g/t Au (2.03% Cu equivalent) over 108 meters
- Cu equivalent calculated as 1g/t Au = 0.7% Cu
- Intersections estimated to be approximately 50-95% of true width
Timok Upper Zone PFS Highlights
- 10 year mine life producing over 1.7 billion pounds of payable copper
- Sub-level cave mining with 3.25 million tonnes per annum conventional plant producing copper concentrate
- After tax NAV of $1.8 billion at flat $3.15 per pound copper and 8% discount rate
- $574 million in pre-production capital with 80% IRR and under 1 year payback
- Located in an established mining jurisdiction supportive of new mining investment
The 43-101 technical report associated with the PFS will be posted on our website and SEDAR within 45 days after March 28, 2018.
Reserves & Resources
An initial reserve for the Upper Zone was released in March 2018. The Probable Reserve for the Upper Zone is estimated to be 27 million tonnes at an average grade of 3.3% copper and 2.1g/t gold, containing 0.89 million tonnes of copper and 1.8 million ounces of gold.
Initial Timok Upper Zone Mineral Reserve Statement (as at March 8, 2018)
Category (all domains) | Tonnes M | Grade | Contained Metal |
% Cu | g/t Au | % As | Cu, M tonnes | Au, M ounces |
Proven | | | | | | |
Probable | 27.1 | 3.3 | 2.1 | 0.17 | 0.89 | 1.8 |
Total Proven and Probable | 27.1 | 3.3 | 2.1 | 0.17 | 0.89 | 1.80 |
Timok Upper Zone Mineral Resource Statement (as at April 24, 2017)
Category (all domains) | Tonnes M | Grade | Contained Metal |
% Cu | g/t Au | % As | Cu, M tonnes | Au, M ounces |
Measured | 2.2 | 8.6 | 5.7 | 0.29 | 0.19 | 0.4 |
Indicated | 26.6 | 3.3 | 2.1 | 0.2 | 0.87 | 1.8 |
Total Measured and Indicated | 28.7 | 3.7 | 2.4 | 0.2 | 1.05 | 2.2 |
Inferred | 13.9 | 1.6 | 0.9 | 0.06 | 0.23 | 0.42 |