Overview
Stage | Production |
Mine Type | Open Pit |
Commodities |
|
Mining Method |
|
Production Start | ... |
Mine Life | 2026 |
Pucamarca is a world class mine, considered to be among the most efficient in the world due to its management of costs. |
Source:
p. 12
Contractors
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Deposit Type
- Epithermal
- Breccia pipe / Stockwork
Summary:
The Pucamarca mineralization is considered to be high sulphidation epithermal gold hosted in brecciated volcanics with associated vuggy silica alteration or silica – alunite alteration. The hydrothermal breccias at surface are characterized by abundant iron oxide cement within zones of silica – alunite alteration.
Summary:
Pucamarca MU is open pit mine of gold (main) and silver.
Crushing: During this stage of the production process the size of ore from the mine is reduced to less than 5 inches. In addition, lime is added to achieve protective alkalinity.
Flow Sheet:
Summary:
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Source:
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Production:
All production numbers are expressed as metal in doré.
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Operational Metrics:
Metrics | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 |
Ore tonnes mined
| ...... | ...... | ...... | 8,251,414 t | 8,242,116 t | 7,715,582 t |
Tonnes milled
| ...... | ...... | ...... | 8,281,726 t | 8,219,641 t | 7,801,777 t |
Daily milling capacity
| ...... | ...... | ...... | | | |
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Reserves at December 31, 2022:
Mineral Resources are reported inclusive of Mineral Reserves.
Category | Tonnage | Commodity | Grade | Contained Metal |
Proven
|
13.7 Mt
|
Gold
|
0.36 g/t
|
156.5 koz
|
Probable
|
8.3 Mt
|
Gold
|
0.33 g/t
|
87 koz
|
Proven & Probable
|
21.9 Mt
|
Gold
|
0.35 g/t
|
243.5 koz
|
Measured
|
19.7 Mt
|
Gold
|
0.36 g/t
|
225.8 koz
|
Indicated
|
12.1 Mt
|
Gold
|
0.32 g/t
|
124.6 koz
|
Measured & Indicated
|
31.8 Mt
|
Gold
|
0.34 g/t
|
350.4 koz
|
Inferred
|
2.8 Mt
|
Gold
|
0.24 g/t
|
21 koz
|
Commodity Production Costs:
| Commodity | Units | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 |
Cash costs
|
Gold
|
USD
|
......
|
......
|
......
|
......
|
352 / oz
|
338 / oz
|
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Operating Costs:
| Units | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 |
Total operating costs ($/t milled)
|
USD
| 6.84 | 5.86 | 5.44 | 5.5 | 4.4 | 4.33 | 4.3 |
Financials:
| Units | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 |
Capital expenditures
|
M USD
| ...... | ...... | ...... |
......
|
30.2
|
25.8
|
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Corporate Filings & Presentations:
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