Sierra Gorda SCM

What Sierra Gorda SCM does

Sierra Gorda SCM is a Chilean open-pit mining joint venture that produces copper and molybdenum concentrates for sale to global smelters and refiners. The operation is located in the Sierra Gorda commune of Chile's Antofagasta region, approximately 60 km from Calama, and is jointly owned by KGHM Polska Miedź (55%), Europe's largest copper producer, and South32 (45%), an ASX-listed diversified mining company. With annual fine copper production capacity of 165,000 tonnes and a combined workforce of more than 4,000 workers and contractors, Sierra Gorda ranks among the larger copper concentrate operations in Chile's Atacama region. The company markets its output as "green copper," supported by 100% renewable electricity supply achieved in 2023 and 100% seawater usage without desalination delivered through a 143-kilometer aqueduct from Mejillones.

The operation is technologically differentiated within the Chilean copper sector by its use of HPGR (High Pressure Grinding Roller) milling — unique among Chilean copper miners — which reduces energy and water consumption relative to conventional grinding circuits. Additional proprietary systems include Sierra Bot (an RFID-based robotic inventory system), an electromagnetic anti-collision system for mine equipment, and AI-driven artificial vision for vehicle safety compliance. Concentrate is transported by rail and truck to two port facilities — the Port of Antofagasta International Terminal (ATI) and Puerto Angamos — for international shipment. Pricing follows prevailing global commodity exchange prices under multi-year offtake arrangements with smelter and refiner customers.

Sierra Gorda SCM operates under a Sociedad Contractual Minera (SCM) legal structure, is privately held, and does not trade on public equity markets. Its financial position is reinforced by both JV partners — KGHM (Warsaw Stock Exchange) and South32 (ASX) — and a $500 million syndicated loan facility closed in October 2024 with 12 international banks. The company is advancing a fourth grinding line project with joint Final Investment Decision expected in mid-2026, alongside life-of-mine extension planning. Customer concentration is structurally low given commodity-style offtake to a broad international smelter base, while revenue is highly exposed to copper and molybdenum price cycles.

Name

Sierra Gorda SCM

Legal name

Sierra Gorda SCM

Website

https://sgscm.cl

Company type

Private

Founded year

2012

Operating status

Operating

Headcount range

1,001–5,000 employees

Short description

Sierra Gorda SCM is a Chilean open-pit copper and molybdenum mining joint venture, owned 55% by KGHM Polska Miedź and 45% by South32, producing 165,000 tonnes of fine copper annually for global smelters and refiners using 100% renewable electricity and seawater.

Ownership category

akta.pro rank

Product category

Copper and Molybdenum Mining

NAICS

Copper, Nickel, Lead, and Zinc Mining (212230), Other Metal Ore Mining (212290)

SIC

Miscellaneous Metal Ores (1090)

akta.pro primary industry

Copper Ore Mining (Open-Pit & Underground) (IMAKADAB)

akta.pro secondary industries

Copper Concentration (Crushing, Grinding, Flotation) (IMAKADAC), Copper By-Products Recovery (Molybdenum, Gold/Silver, Sulfuric Acid) (IMAKADAH), Copper Logistics, Storage & Port Operations (IMAKADAJ), Copper Tailings, Waste & Water Management (IMAKADAL)

Keywords

• Copper concentrate production
• Molybdenum concentrate mining
• Open-pit copper mining
• Low-grade ore extraction
• Mineral processing services

Headquarters

HQ city

Antofagasta

HQ country

Chile

HQ region

Latin America

Offices3 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Operations, Personnel, Infrastructure, Supply Chain, Technology or R&D

Revenue model

1. Copper and Molybdenum Concentrate Sales: Sierra Gorda SCM operates an open-pit copper mine producing copper and molybdenum concentrates that are sold to global smelters and refiners. The company generates revenue through the sale of these mineral concentrates, with transportation provided via trains and trucks to ports for international shipping.

Pricing tiers

Go-to-market motion1 record

Distribution channels2 records

Marketing channels3 records

Core offering

Sierra Gorda SCM operates an open-pit copper and molybdenum mine in Chile's Atacama Desert, producing copper and molybdenum concentrates through flotation processing. The concentrates are transported by land via trains and/or trucks to the Port of Antofagasta International Terminal (ATI) and Puerto Angamos for international shipping to global smelters and refiners. The operation has an annual production capacity of 165,000 tonnes of fine copper.

Product overview

Sierra Gorda SCM operates a copper and molybdenum open-pit mine in Chile's Atacama Desert as a joint venture between KGHM Polska Miedź (55%) and South32 (45%). The company produces copper concentrate and molybdenum concentrate as its core products, leveraging innovations including 100% seawater utilization, HPGR (High Pressure Grinding Rolls) processing technology, and 100% renewable electricity supply since 2023. The operation employs specialized technologies including Sierra Bot (RFID-based automated inventory control), anti-collision systems for equipment safety, and artificial vision for vehicle access control. The mine uses conventional open-pit methods with crushing, bulk flotation, and selective flotation processing, supplemented by salt crust tailings management for environmental containment.

Differentiator

Problem solved

Functional benefit

Products and services

• Copper Concentrate

Quantifiable outcome

• 100% renewable electricity achieved in 2023, eliminating approximately 1 million tonnes of CO2 emissions per year
• +2 more outcomes

Named customers1 record

Segments1 record

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature8 records

Scale indicators10 records

Recent moves6 records

Expansion highlights6 records

Direct peers

• South32: Australian diversified miner that owns 45% of Sierra Gorda SCM. Operates Cerro Matoso (ferronickel) and other base metals assets; comparable as a JV partner sharing the Sierra Gorda copper concentrate production economics and as a fellow producer of metals sold to global smelters and refiners.
• Antofagasta plc: Chilean-headquartered copper miner operating multiple open-pit copper mines in the Antofagasta Region, including Los Pelambres and Centinela. Most direct geographic and operational peer to Sierra Gorda, with similar concentrate production model and exposure to Chilean mining economics.
• KGHM Polska Miedź: Polish copper and silver producer that owns 55% of Sierra Gorda SCM and is Europe's largest copper producer. Operates deep underground mines in Poland (used as a 47% cost disadvantage benchmark vs. Sierra Gorda's open-pit operations), making it both parent and a partially comparable peer in copper mining and processing.
• Codelco: Chilean state-owned copper producer and the world's largest copper miner, operating Chuquicamata, El Teniente, and other major Chilean copper mines in the same Antofagasta region. Directly comparable by geography, product mix (copper concentrates and cathodes), and operational challenges (arid Atacama environment, water sourcing).

Broad incumbents

• BHP Group: Diversified global mining major that operates Pampa Norte (including Cerro Colorado and Spence) in Chile's Antofagasta region. Overlaps with Sierra Gorda on Chilean copper concentrate production and similar customer base of global smelters, while also operating Escondida (the world's largest copper mine) as JV partner with Rio Tinto.
• Freeport-McMoRan: US-listed major copper miner operating large-scale open-pit copper mines (including Grasberg in Indonesia and Cerro Verde in Peru). Comparable as a major copper concentrate producer selling to global smelters, with similar exposure to copper price cycles and byproduct credits (gold, molybdenum).
• Teck Resources: Canadian diversified miner with Chilean copper exposure via its Carmen de Andacollo mine (which Bustos, Sierra Gorda's CEO, previously managed). Comparable open-pit copper concentrate operations in Chile, with similar customer base and processing flowsheet including molybdenum byproduct recovery.
• Glencore: Global diversified mining and trading major with substantial copper concentrate production and trading operations, including significant flows through Chilean and South American operations. Overlaps with Sierra Gorda as both a producer competitor and a major trading counterparty for copper concentrates.
• Anglo American: Diversified major with significant Chilean copper exposure through its Los Bronces mine and its 50% stake in the Collahuasi copper joint venture in the Tarapacá region. Comparable open-pit copper concentrate production model and Chilean operating context; Sierra Gorda's CEO Marcelo Bustos previously led Anglo American's Los Bronces and El Soldado operations.

Emerging players

• Capstone Copper: Mid-cap pure-play copper producer with Chilean operations including Mantos Blancos and Mantoverde in the Antofagasta region, plus Pinto Valley in Arizona. Comparable in scale, open-pit copper concentrate model, and Chilean operating environment; positioned similarly as a growth-oriented copper name benefiting from the electrification megatrend.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/SG_SCM
• Facebookfacebook.com/300232163352772
• LinkedInlinkedin.com/company/sierragorda-scm

Compliance1 record

Revenue estimate

Valuation estimate

Number of profiles

Profiles6 records

Funding overview

Funding rounds1 record

Investors12 records

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Sierra Gorda SCM