Overview
Stage | Production |
Mine Type | Underground |
Commodities |
|
Mining Method |
|
Production Start | ...  |
Mine Life | 6.6 years (as of Jan 1, 2022) |
During 2022, at Saucito, Fresnillo continue the implementation of projects to improve infrastructure including the deepening of the Jarillas shaft, ventilation and pumping infrastructure. |
Source:
p. 40,287
Fresnillo plc is the owner, with 100% ownership.
Contractors
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Deposit Type
- Epithermal
- Vein / narrow vein
Summary:
The Saucito project comprises a system of epithermal veins containing silver, gold, lead and zinc. The veins are polymetallic, containing gold, silver, lead, zinc and copper mineralization in sulfides.
Summary:
Saucito is an underground mine with a shaft approximately of 1000m depth. There are three types of veins Wide (> 2.5 mts), Medium (1.5-2.5 mts) and Narrow (< 1.5 mts) in Saucito. Bench & FIll and Cut & Fill methods are used for mining operations.
In 2022, the deepening of the Jarillas shaft, including horizontal development continued; projects to improve ventilation and pumping progressed as expected.
The project to deepen the Jarillas shaft from 630metres to 1,000 metres advanced an additional 40 metres, with further progress made in horizontal development and supporting infrastructure. The timeline of this project remains unchanged with completion expected by 2025.
Source:

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Flow Sheet:
Summary:

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Production:
The Pyrites plant at Saucito produced 529 koz of silver and 2.0 koz of gold during the year 2022, lower year-on-year due to a decrease in volumes processed at Saucito and the lower tailings processed at the Pyrites plant. Pyrites plant re-process tailings from Fresnillo & Saucito mines.
Commodity | Product | Units | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 |
Silver
|
Metal in concentrate
|
oz
| ......  | ......  | ......  | ......  | 19,780,721 | 21,215,072 | 21,946,059 |
Gold
|
Metal in concentrate
|
oz
| ......  | ......  | ......  | ......  | ......  | ......  | ......  |
Lead
|
Metal in concentrate
|
t
| ......  | ......  | ......  | ......  | ......  | ......  | ......  |
Lead
|
Concentrate
|
kt
| ......  | ......  | ......  | ......  | ......  | ......  | ......  |
Zinc
|
Metal in concentrate
|
t
| ......  | ......  | ......  | ......  | ......  | ......  | ......  |
Zinc
|
Concentrate
|
kt
| ......  | ......  | ......  | ......  | ......  | ......  | ......  |
Silver Equivalent
|
Metal in concentrate
|
M oz
| ......  | ......  | | | | | |
Pyrite
|
Concentrate
|
kt
| ......  | ......  | ......  | ......  | ......  | | |
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Operational Metrics:
Metrics | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 |
Annual milling capacity
| ......  | ......  | 2,600,000 t | 2,600,000 t | 2,600,000 t | 2,600,000 t |
Tonnes processed
| ......  | ......  | 2,767,432 t | 2,752,638 t | 2,792,057 t | 2,753,876 t |
Daily milling capacity
| ......  | ......  | 7,800 t | 7,800 t | 7,800 t | 7,800 t |
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Reserves at May 31, 2022:
Mineral Reserves cut-off grade is 309 g/t AgEq.
Mineral Resources cut-off grade is 225 g/t AgEq.
Category | Tonnage | Commodity | Grade | Contained Metal |
Probable
|
13,662 kt
|
Silver
|
264 g/t
|
115,947 koz
|
Probable
|
13,662 kt
|
Gold
|
1.17 g/t
|
516 koz
|
Probable
|
13,662 kt
|
Lead
|
1.36 %
|
186 kt
|
Probable
|
13,662 kt
|
Zinc
|
2.27 %
|
310 kt
|
Measured & Indicated
|
21,104 kt
|
Silver
|
289 g/t
|
196,302 koz
|
Measured & Indicated
|
21,104 kt
|
Gold
|
1.54 g/t
|
1,047 koz
|
Measured & Indicated
|
21,104 kt
|
Lead
|
1.56 %
|
329 kt
|
Measured & Indicated
|
21,104 kt
|
Zinc
|
2.65 %
|
560 kt
|
Inferred
|
26,154 kt
|
Silver
|
276 g/t
|
232,130 koz
|
Inferred
|
26,154 kt
|
Gold
|
1.04 g/t
|
876 koz
|
Inferred
|
26,154 kt
|
Lead
|
1.38 %
|
361 kt
|
Inferred
|
26,154 kt
|
Zinc
|
2.96 %
|
774 kt
|
Corporate Filings & Presentations:
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