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Operations

Caribou Zinc Mine

Mine Type

Underground Mine

Resource

zinc-lead-silver-copper-gold

Operations

  • 3,000-tonne-per-day processing mill
  • Flotation recovery plant
  • Metallurgical and geochemical laboratories
  • ¬†Tailings treatment facility

Trevali’s wholly-owned Caribou Zinc Mine

Located approximately 50-km west of Bathurst, New Brunswick, Canada. The Caribou project is located in Restigouche County in the Province of New Brunswick, approximately 50 kilometres west of Bathurst. The 3,105.7-hectare property is approximately 7-km long in the east-west direction and 5-km wide in the north-south direction. The north-eastern and northern limits of the property are intersected by Provincial Highway 180.

Caribou Commissioning and Operations

Caribou Mill - key commissioning & preliminary production statistics (figures rounded)

Q1-2016**

Q2-2016**

Q3-2016

Q4-2016

2016***

Tonnes Mined

191,005

188,353

205,049

244,439

449,488

Tonnes Milled

200,670

186,246

185,488

251,242

436,730

Average Head Grades:

Zinc

5.95%

5.92%

5.91%

6.01%

5.97%

Lead

2.55%

2.74%

2.62%

2.68%

2.66%

Silver (ounces/ton)

2.03

2.48

2.26

2.32

2.29

Average Recoveries (%):

Zinc

71%

77%

78%

76%

77%

Lead

58%

56%

56%

60%

58%

Silver

38%

31%

36%

36%

36%

Concentrate Produced DMT (dry metric tonnes):

Zinc

17,732

18,155

17,908

24,722

42,630

Lead

7,585

7,048

6,973

10,173

17,146

Concentrate Grades:

Zinc

Silver in zinc conc.

48%

4.0 oz/t

47%

5.0 oz/t

48%

4.5 oz/t

46%

4.0 oz/t

47%

4.2 oz/t

Lead

39%

41%

39%

40%

39%

Silver in lead conc.

20.3 oz/t

20.3 oz/t

21.5 oz/t

20.8 oz/t

21.1 oz/t

Payable Production:

Zinc (pounds)

15,560,655

15,535,817

15,776,638

20,931,015

36,707,653

Lead (pounds)

6,070,048

5,891,615

5,577,344

8,214,428

13,791,772

Silver (ounces)

167,337

169,971

170,345

231,722

402,067

  • 2014 Caribou Preliminary Economic Assessment (amended 2015) View
  • 2013 Technical Report View
© 2017 Trevali Mining Corporation
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