Lomas Bayas
Mine with plantCobreSierra Gorda, AntofagastaActive
Site ID 143630 · 26 installations in the register
Installations
What the register lists at this site, grouped by function.
2Extraction11Process plants2Smelting and refining4Dumps and depositsExtraction2
| Name | Type | Status | Elevation | Coordinates | SERNAGEOMIN |
|---|---|---|---|---|---|
| Rajo Lomas Bayas I | Open-pit mine | Activa | 1,643 m a.s.l. | -23.4333, -69.5146 | SERNAGEOMIN |
| Rajo Lomas Bayas II | Open-pit mine | Activa | 1,968 m a.s.l. | -23.4515, -69.5407 | SERNAGEOMIN |
Process plants11
| Name | Type | Status | Elevation | Coordinates | SERNAGEOMIN |
|---|---|---|---|---|---|
| Depósito PLS | Leaching | Activa | 1,482 m a.s.l. | -23.4220, -69.4994 | SERNAGEOMIN |
| Lixiviación Lomas | Leaching | Activa | 1,528 m a.s.l. | -23.4175, -69.4890 | SERNAGEOMIN |
| Pila Heap Fase 6 | Leaching | Activa | 1,870 m a.s.l. | -23.4136, -69.4871 | SERNAGEOMIN |
| Rom LB I | Leaching | Activa | 1,565 m a.s.l. | -23.4612, -69.5501 | SERNAGEOMIN |
| Rom LB II | Leaching | Activa | 1,864 m a.s.l. | -23.4593, -69.5509 | SERNAGEOMIN |
| Planta Chancado Primario | Crushing plant | Activa | 1,621 m a.s.l. | -23.4284, -69.5120 | SERNAGEOMIN |
| Planta de Chancado Lomas II | Crushing plant | Activa | 1,937 m a.s.l. | -23.4416, -69.5296 | SERNAGEOMIN |
| Planta de Chancado Secundario y Terciario LB I | Crushing plant | Activa | 1,599 m a.s.l. | -23.4282, -69.5072 | SERNAGEOMIN |
| Patio de Cátodos | Solvent extraction plant (SX) | Activa | 1,590 m a.s.l. | -23.4324, -69.5020 | SERNAGEOMIN |
| Planta EW | Solvent extraction plant (SX) | Activa | 1,594 m a.s.l. | -23.4315, -69.5021 | SERNAGEOMIN |
| Planta SX | Solvent extraction plant (SX) | Activa | 1,507 m a.s.l. | -23.4306, -69.5027 | SERNAGEOMIN |
Smelting and refining2
| Name | Type | Status | Elevation | Coordinates | SERNAGEOMIN |
|---|---|---|---|---|---|
| Descarga de Ácido Sulfúrico Lomas I | Acid plant | Activa | 1,622 m a.s.l. | -23.4333, -69.5042 | SERNAGEOMIN |
| Descarga de Ácido Sulfúrico Lomas II | Acid plant | Activa | 1,650 m a.s.l. | -23.4333, -69.5042 | SERNAGEOMIN |
Dumps and deposits4
| Name | Type | Status | Elevation | Coordinates | SERNAGEOMIN |
|---|---|---|---|---|---|
| Botadero Norte LB II | Waste rock dump | Activa | 1,818 m a.s.l. | -23.4346, -69.5483 | SERNAGEOMIN |
| Botadero Oeste LB I | Waste rock dump | Activa | 1,710 m a.s.l. | -23.4288, -69.5236 | SERNAGEOMIN |
| Botadero Oeste LB II | Waste rock dump | Activa | 1,933 m a.s.l. | -23.4513, -69.5545 | SERNAGEOMIN |
| Depósitos Ripios | Spent leach ore dump | Eliminado | 1,500 m a.s.l. | -23.4277, -69.4906 | SERNAGEOMIN |
Support7
| Name | Type | Status | Elevation | Coordinates | SERNAGEOMIN |
|---|---|---|---|---|---|
| Administración Oficina | Administration and offices | Activa | 1,500 m a.s.l. | -23.4393, -69.4955 | SERNAGEOMIN |
| Administración Campamento | Camp | Activa | 1,500 m a.s.l. | -23.4413, -69.4932 | SERNAGEOMIN |
| Polvorin | Explosives magazine | Activa | 1,830 m a.s.l. | -23.4711, -69.5473 | SERNAGEOMIN |
| Patio de Contratista | Workshops | Activa | 1,530 m a.s.l. | -23.4155, -69.4973 | SERNAGEOMIN |
| Taller Mantención Mina LB I | Workshops | Activa | 1,602 m a.s.l. | -23.4292, -69.5057 | SERNAGEOMIN |
| Taller Mantención Mina LB II | Workshops | Activa | 1,860 m a.s.l. | -23.4683, -69.5361 | SERNAGEOMIN |
| Talller de Servicios Generales | Workshops | Activa | 1,608 m a.s.l. | -23.4584, -69.4966 | SERNAGEOMIN |
Air emissions
What the establishment tied to this site declares to the Ministry of the Environment's RETC: tonnes a year by pollutant.
Compañía Minera Lomasbayas · Compañía Minera Lomas Bayas
Tied to this site because its holder operates it and it lies 6.7 km away. Sources: Caldera Agua Caliente, Caldera Industrial, Grupo Electrógeno, Grupo Electrógeno IVSP
| Year | CO₂ | SO₂ | NOx | PM10 | Hg | As | Pb | RETC |
|---|---|---|---|---|---|---|---|---|
| 2025 | 1,271 t | 2.19 t* | 34 t | 2.39 t | — | 0 t | 0 t | Ministerio del Medio Ambie… |
| 2024 | 49.6 t | 85 kg* | 1.33 t | 93 kg | — | 0 t | 0 t | Ministerio del Medio Ambie… |
| 2023 | 172 t | 297 kg* | 4.6 t | 324 kg | — | 0 t | 0 t | Ministerio del Medio Ambie… |
| 2022 | 5,444 t | 9 kg | 9.86 t | 530 kg | 0 t | 122 g | 275 g | Ministerio del Medio Ambie… |
| 2021 | 1,822 t | 2 kg | 6.5 t | 165 kg | 0 t | 38 g | 86 g | Ministerio del Medio Ambie… |
| 2020 | 3,943 t | 7 kg | 7.51 t | 382 kg | 0 t | 88 g | 199 g | Ministerio del Medio Ambie… |
Compañía Minera Xstrata Lomas Bayas · Compañía Minera Lomas Bayas
Tied to this site because its holder operates it and it lies 4 km away.
| Year | CO₂ | SO₂ | NOx | PM10 | Hg | As | Pb | RETC |
|---|---|---|---|---|---|---|---|---|
| 2013 | 5,307 t | 7.15 t | 4.81 t | 247 kg | 86 g | 0 t | 0 t | Ministerio del Medio Ambie… |
| 2012 | 5,307 t | 7.15 t | 4.81 t | 247 kg | 86 g | 0 t | 0 t | Ministerio del Medio Ambie… |
| 2011 | 5,307 t | 7.15 t | 4.81 t | 247 kg | 86 g | 0 t | 0 t | Ministerio del Medio Ambie… |
| 2010 | 5,307 t | 7.15 t | 4.81 t | 247 kg | 86 g | 0 t | 0 t | Ministerio del Medio Ambie… |
| 2009 | 5,307 t | 7.15 t | 4.81 t | 247 kg | 86 g | 0 t | 0 t | Ministerio del Medio Ambie… |
| 2008 | 5,307 t | 7.15 t | 4.81 t | 247 kg | 86 g | 0 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.
Deposits nearby
Deposits and prospects of SERNAGEOMIN's national database within 15 km of this operation, nearest first.
Fortuna· Cu· 0.5 km awaySERNAGEOMIN
Small · Mined
- Resource: Medido: 7000 t · 1983
Aventura· Ag, Pb· 2 km awaySERNAGEOMIN
Small · Mined
Florencia· Nitrato· 3.4 km awaySERNAGEOMIN
Large · Mined
- Reserve: Probables: Decenas de millones ton · 1999
Lomas Bayas· Cu, Mo· 3.6 km awaySERNAGEOMIN
Large · Mined · Pórfido de Cu-Mo
- Resource: Inferido: 3340000 t
- Resource: Medido: 30000 t
- Reserve: Probadas: 961000 t
- Reserve: Probables: 870000 t
Lomitas· Cu· 3.6 km awaySERNAGEOMIN
Small · Mined
San Manuel· Cu· 7.8 km awaySERNAGEOMIN
Small · Mined
Buena Suerte· Au· 9.1 km awaySERNAGEOMIN
Small · Mined
Andacollo· Au· 9.7 km awaySERNAGEOMIN
Small · Mined
La Paloma· Cu· 9.9 km awaySERNAGEOMIN
Small · Mined
Santiago· Au· 10.6 km awaySERNAGEOMIN
Small · Mined
Maravilla· Au· 10.8 km awaySERNAGEOMIN
Small · Mined
Prat· Au, Cu, Pb· 11 km awaySERNAGEOMIN
Small · Mined
- Resource: Medido: 1000 t · 1974
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.