Overview
| Status | Care and Maintenance |
| Mine Type | Underground |
| Commodities |
|
| Mining Method |
- Cut & Fill
- Alimak
- Longhole stoping
- Paste backfill
|
| Production Start | ...  |
| Mine Life | 2 years (as of Jan 1, 2018) |
Langlois mine is a drain on resources and is currently on care and maintenance. |
Source:
Trafigura Group Pte Ltd. (“Trafigura”), a market leader in the global commodities industry, has today become the majority owner of the operating business of Nyrstar, a global multi-metals business.
Contractors
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Summary:
Langlois sulphide zones are near vertical lenses comprised primarily of sphalerite and pyrite with lesser chalcopyrite and pyrrhotite. Galena and gold are found in low quantities. There is strong geological continuity of the mineralization as demonstrated in the extensive diamond drilling and underground development.
Mining Methods
- Cut & Fill
- Alimak
- Longhole stoping
- Paste backfill
Summary:
Source:
Summary:
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Reserves at December 31, 2018:
| Category | Tonnage | Commodity | Grade |
|
Proven
|
0.66 Mt
|
Zinc
|
8.02 %
|
|
Proven
|
0.66 Mt
|
Copper
|
0.7 %
|
|
Proven
|
0.66 Mt
|
Gold
|
0.03 g/t
|
|
Proven
|
0.66 Mt
|
Silver
|
44.23 g/t
|
|
Proven
|
0.66 Mt
|
Lead
|
0.24 %
|
|
Probable
|
0.18 Mt
|
Zinc
|
7.52 %
|
|
Probable
|
0.18 Mt
|
Copper
|
0.8 %
|
|
Probable
|
0.18 Mt
|
Gold
|
0.06 g/t
|
|
Probable
|
0.18 Mt
|
Silver
|
26.33 g/t
|
|
Probable
|
0.18 Mt
|
Lead
|
0.12 %
|
|
Proven & Probable
|
0.85 Mt
|
Zinc
|
7.91 %
|
|
Proven & Probable
|
0.85 Mt
|
Copper
|
0.72 %
|
|
Proven & Probable
|
0.85 Mt
|
Gold
|
0.04 g/t
|
|
Proven & Probable
|
0.85 Mt
|
Silver
|
40.4 g/t
|
|
Proven & Probable
|
0.85 Mt
|
Lead
|
0.21 %
|
|
Measured
|
1.51 Mt
|
Zinc
|
10.91 %
|
|
Measured
|
1.51 Mt
|
Copper
|
0.77 %
|
|
Measured
|
1.51 Mt
|
Gold
|
0.05 g/t
|
|
Measured
|
1.51 Mt
|
Silver
|
50.53 g/t
|
|
Measured
|
1.51 Mt
|
Lead
|
0.24 %
|
|
Indicated
|
0.97 Mt
|
Zinc
|
9.32 %
|
|
Indicated
|
0.97 Mt
|
Copper
|
0.22 %
|
|
Indicated
|
0.97 Mt
|
Gold
|
0.13 g/t
|
|
Indicated
|
0.97 Mt
|
Silver
|
39.65 g/t
|
|
Indicated
|
0.97 Mt
|
Lead
|
0.22 %
|
|
Measured & Indicated
|
2.48 Mt
|
Zinc
|
10.29 %
|
|
Measured & Indicated
|
2.48 Mt
|
Copper
|
0.66 %
|
|
Measured & Indicated
|
2.48 Mt
|
Gold
|
0.08 g/t
|
|
Measured & Indicated
|
2.48 Mt
|
Silver
|
46.29 g/t
|
|
Measured & Indicated
|
2.48 Mt
|
Lead
|
0.23 %
|
|
Inferred
|
0.62 Mt
|
Zinc
|
8.87 %
|
|
Inferred
|
0.62 Mt
|
Copper
|
0.67 %
|
|
Inferred
|
0.62 Mt
|
Gold
|
0.09 g/t
|
|
Inferred
|
0.62 Mt
|
Silver
|
44.07 g/t
|
|
Inferred
|
0.62 Mt
|
Lead
|
0.24 %
|
Operating Costs:
| | Units | 2018 | 2017 | 2016 | 2015 |
|
Direct operating costs ($/t milled)
|
USD
| 133 | 111 | 93 | 88 |
Mine Management:
| Job Title | Name | Profile | Ref. Date |
|
.......................
|
.......................
|
|
Nov 14, 2022
|
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Staff:
| Employees | Year |
|
|
2017
|
|
|
2016
|
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