Toronto, ON – September 5, 2017 – Sierra Metals Inc. (TSX: SMT) (BVL: SMT) (NYSE AMERICAN: SMTS) (“Sierra Metals” or “the Company”) today announced assay results from a recently completed definition drilling program at the Bolivar West zone which is located adjacent to the current operations at the Bolivar Mine. The highlight of this program is that at completion the drill information will be included in a future resource update for the Bolivar Mine located in Urique, Chihuahua state, Mexico.
- Recently completed drill program of 28 holes (12,300 meters), has provided the Company with good Copper, Zinc and Silver Grades. This detailed drill data will provide the Company with new data to update the current resources at the Bolivar mine. This resource update will be completed by Q4 2017.
- Average grade of 2.55% copper equivalent with an average true width of 9.1 meters, which is significantly above Bolivar’s current resource grade and current head grades. The in-fill drilling in this manto formation covered an area 300 meters long and 180 meters wide.
- Bolivar West still has further potential resource growth prospects and remains open to the northeast.
Drill hole highlights include:
| Real Width |
EqCu (%) |
Cu (%) |
Ag (gpt) |
Au (gpt) |
Zn (%) |
|
| Hole 4: | over 9.0m | 4.05 | 2.34 | 69 | 0.0 | 2.02 |
| Hole 16: | over 12.6m | 3.23 | 1.44 | 133 | 0.1 | 0.71 |
| Hole 22: | over 13.5m | 2.76 | 2.24 | 48 | 0.0 | 0.01 |
| Hole 24: | over 11.2m | 3.28 | 2.43 | 47 | 0.0 | 0.72 |
| Hole 29: | over 17.6m | 8.05 | 1.95 | 488 | 0.0 | 1.56 |