Mina Barreal Seco
Mine with plantCobreTaltal, AntofagastaActive
Site ID 1357032 · 9 installations in the register
Installations
What the register lists at this site, grouped by function.
1Extraction1Process plants2Dumps and deposits1Ports and transport1ExplorationExtraction1
| Name | Type | Status | Elevation | Coordinates | SERNAGEOMIN |
|---|---|---|---|---|---|
| Mina Rajo Abierto | Open-pit mine | Activa | 1,190 m a.s.l. | -25.9190, -70.0802 | SERNAGEOMIN |
Process plants1
| Name | Type | Status | Elevation | Coordinates | SERNAGEOMIN |
|---|---|---|---|---|---|
| Planta SX | Solvent extraction plant (SX) | Eliminado | 1,190 m a.s.l. | -25.9191, -70.0800 | SERNAGEOMIN |
Dumps and deposits2
| Name | Type | Status | Elevation | Coordinates | SERNAGEOMIN |
|---|---|---|---|---|---|
| Botadero de Esteril | Waste rock dump | Activa | 1,190 m a.s.l. | -25.9453, -70.0577 | SERNAGEOMIN |
| Acopio de Minerales de Baja Ley | Low-grade stockpile | Activa | 1,190 m a.s.l. | -25.9339, -70.0424 | SERNAGEOMIN |
Ports and transport1
| Name | Type | Status | Elevation | Coordinates | SERNAGEOMIN |
|---|---|---|---|---|---|
| Acopio de Minerales de Alta Ley | Stockyard | Activa | 1,195 m a.s.l. | -25.9282, -70.0536 | SERNAGEOMIN |
Exploration1
| Name | Type | Status | Elevation | Coordinates | SERNAGEOMIN |
|---|---|---|---|---|---|
| Exploraciones | Surface exploration | Eliminado | 1,170 m a.s.l. | -25.9319, -70.0547 | SERNAGEOMIN |
Support3
| Name | Type | Status | Elevation | Coordinates | SERNAGEOMIN |
|---|---|---|---|---|---|
| Oficina | Administration and offices | Activa | 1,180 m a.s.l. | -25.9226, -70.0393 | SERNAGEOMIN |
| Polvorin | Explosives magazine | Activa | 1,190 m a.s.l. | -25.9191, -70.0800 | SERNAGEOMIN |
| Taller | Workshops | Activa | 1,185 m a.s.l. | -25.9200, -70.0453 | SERNAGEOMIN |
Air emissions
What the establishment tied to this site declares to the Ministry of the Environment's RETC: tonnes a year by pollutant.
Mina Barreal Seco · Minera Las Cenizas S.A.
Tied to this site because its holder operates it and it lies 1 km away. Sources: Grupo Electrógeno, Grupo Electrógeno IVSP
| Year | CO₂ | SO₂ | NOx | PM10 | Hg | As | Pb | RETC |
|---|---|---|---|---|---|---|---|---|
| 2025 | 200 t | 344 kg* | 5.34 t | 375 kg | — | — | — | Ministerio del Medio Ambie… |
| 2024 | 23.8 t | 41 kg* | 636 kg | 45 kg | — | — | — | Ministerio del Medio Ambie… |
| 2023 | 30.3 t | 52 kg* | 810 kg | 57 kg | — | — | — | Ministerio del Medio Ambie… |
| 2022 | 80.7 t | — | 2.16 t | — | 0 t | — | — | Ministerio del Medio Ambie… |
| 2021 | 86.5 t | — | 2.31 t | — | 0 t | — | — | Ministerio del Medio Ambie… |
| 2020 | 54.4 t | — | 1.45 t | — | 0 t | — | — | Ministerio del Medio Ambie… |
* Includes the Ministry's own estimates, not only what the establishment declared.
Source: RETC, Ministry of the Environment (Creative Commons Attribution). Emissions declared by the establishment under D.S. 138, added up over all its sources. All sites and the country's ranking are in Emissions.
Status changes
1 installation changed status between April 2025 and today, according to the dated copies of the register.
- Exploraciones· Exploracion de superficieInactiva → EliminadoSERNAGEOMIN
Source: SERNAGEOMIN, copies of the register of installations of 8 April, 8 September and 26 November 2025, compared with today's register. Referential: a change in the register does not always match the date of the event.
Deposits nearby
Deposits and prospects of SERNAGEOMIN's national database within 15 km of this operation, nearest first.
Maria Ignacia· Apatita· 2.5 km awaySERNAGEOMIN
Large · Mined
- Reserve: Probadas: 100000 t · 1950
Sin Nombre· Apatita· 2.8 km awaySERNAGEOMIN
Teresa de Colmo· Cu· 2.9 km awaySERNAGEOMIN
Small · Mined
- Resource: Inferido: 584939 t · 1971
- Resource: Medido: 50000 t · 15 % Cu ; 0,33 g/t Au ; 0,3 g/t Ag · 1971
- Reserve: Probadas: 130065 t · 1,14 % Cu · 1970
- Reserve: Probables: 79248 t · 0,85 % Cu · 1970
Pampa Sierra Overa· Mn· 3.6 km awaySERNAGEOMIN
Small · Mined
Sin nombre· Fe, Cu· 4 km awaySERNAGEOMIN
Small · Mined
Sin Nombre· Cu, Fe, Au· 4.5 km awaySERNAGEOMIN
Small · Mined
San Pablo· Fe· 4.9 km awaySERNAGEOMIN
Small · Mined
Sin Nombre· Fe· 4.9 km awaySERNAGEOMIN
Small · Mined
Zapatilla· Cu, Au, Ag· 5 km awaySERNAGEOMIN
Small · Mined
Teresa· Cu, Au· 5 km awaySERNAGEOMIN
Mined
Teresa de Colmo Chica· Cu· 5.1 km awaySERNAGEOMIN
Small · Mined
- Resource: Medido: 3000 t · 1,71 % Cu ; 0,04 g/t Au ; 0,9 g/t Ag · 1981
Sin Nombre· Cu· 5.1 km awaySERNAGEOMIN
Small · Mined
Source: SERNAGEOMIN, national deposit database (SIA Yacimientos). Referential: the distance is between points and does not say who owns each deposit. Every deposit in the country is on Deposits.