Company profile
Sociedad Contractual Minera Búfalo
RUT 77.114.779-8Actividades de Apoyo para la Explotación de Otras Minas y Canteras Prestados por Empresas
Sociedad Contractual Minera Búfalo (RUT 77.114.779-8) holds 175 mining concessions (45,100 ha) in Sierra Gorda and Antofagasta, Antofagasta, according to the SERNAGEOMIN cadastre: 169 constituted and 6 in process. SERNAGEOMIN
Mining concessions
SERNAGEOMINSERNAGEOMIN cadastre of current concessions.
175
current concessions
45,100ha
total area
169 constituted and 6 in process; 168 for exploitation and 7 for exploration.
- Sierra Gorda · Antofagasta100 concessions · 25,550 ha
- Antofagasta · Antofagasta75 concessions · 19,550 ha
SEIA projects
SEAMining projects it submitted as proponent to the Environmental Assessment Service.
1
mining projects
1 approved
Most recent
- Prospección Minera Cerro BúfaloDIA · approved · Dec 20, 2021SEA
Sites it operates
SERNAGEOMINSERNAGEOMIN register of mining sites and installations, by the operator's RUT.
1
sites
1
active
- Exploraciones II RegiónAntofagasta · Antofagasta · activeSERNAGEOMIN
Mining patents
TGRTreasury register of mining-concession patents, file of October 2026.
171
concessions with a patent
$2,515,306,576
to pay in the period
643 payment forms in the file.
Frequently asked questions about Sociedad Contractual Minera Búfalo
Answers built from the same figures as this page, each with its source.
- What is the RUT of Sociedad Contractual Minera Búfalo?
- The RUT of Sociedad Contractual Minera Búfalo is 77.114.779-8; its registered name at the SII is SOCIEDAD CONTRACTUAL MINERA BUFALO. Its main activity, per the SII, is actividades de apoyo para la explotación de otras minas y canteras prestados por empresas. SIISII
- What mining concessions does Sociedad Contractual Minera Búfalo hold?
- According to the SERNAGEOMIN cadastre, Sociedad Contractual Minera Búfalo holds 175 mining concessions covering 45,100 ha: 168 for exploitation and 7 for exploration. They are in Sierra Gorda and Antofagasta, Antofagasta. SERNAGEOMIN
- What projects does Sociedad Contractual Minera Búfalo have in the SEIA?
- Sociedad Contractual Minera Búfalo is the proponent of 1 mining project in the SEIA: 1 approved. The most recent is "Prospección Minera Cerro Búfalo" (DIA, approved). SEA
- Which mining sites does Sociedad Contractual Minera Búfalo operate?
- The SERNAGEOMIN register lists 1 site with Sociedad Contractual Minera Búfalo as operator (1 active), among them Exploraciones II Región. SERNAGEOMIN
- Does Sociedad Contractual Minera Búfalo pay mining patents?
- Yes. The Treasury (TGR) file of October 2026 lists the patent of 171 mining concessions under Sociedad Contractual Minera Búfalo, with $2,515,306,576 to pay. TGR
Every figure is a count or a sum of the records of the cited source under this legal person (by its RUT or its name as verified with the SII); the icon opens the original document. Lobbying meetings are shown seven days late. Natural persons have no profile.
What you will see about Sociedad Contractual Minera Búfalo when you sign up
The company's full profile inside Veta IQ, every record with its source.
- Its 175 mining concessions, one by one, with area, status and source
- Its SEIA project, with instrument, status, dates and declared investment
- The site it operates, with their SERNAGEOMIN register page
- Its mining patents (171 concessions): what is due, paid and owed by period
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- Which projects has Sociedad Contractual Minera Búfalo filed with the SEIA, and what is the status of each?
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- Which sites does Sociedad Contractual Minera Búfalo operate, and which are active?
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