Sigma Lithium with the Triple Environmental License for The Barreiro mine

30th December 2024 Sigma Lithium with the Triple Environmental License for The Barreiro mine


Sigma Lithium Corp. a global leader in powering the EV revolution with carbon-neutral, socially and environmentally sustainable lithium, has achieved a major milestone! It announce the receipt of the Triple Environmental License for The Barreiro mine, located within the Grota do Cirilo property in Brazil.

This license—covering construction, installation, and operation—was approved by unanimous vote, including NGO members, from the Chamber of Mining Activities in Minas Gerais. This marks a crucial step in ensuring a sustainable, long-term lithium supply for the Greentech Industrial Complex, supporting 16-year BNDES financing term.

Decision importance

The Environmental assessments began in January 2021, with licenses filed in July 2022. Our foresight positions us for seamless future expansion.

The company has invested in social initiatives since 2023, including funding schools, childcare units, and cultural programs for local children in partnership with the Aracuai and Itinga municipalities.

The unanimous license approval is a testament of Sigma Lithium commitment to responsible and eco-conscious mining practices.

Sustainable lithium supply

Ana Cabral Sigma Lithium CEO, has stated „This license ensures a reliable and sustainable lithium feedstock supply for years to come. It reflects our unwavering dedication to community engagement and environmentally responsible practices.”

Next WMC Congress

World Mining Congress

2026

The 27th World Mining Congress will be organized in 2026 in Peru. Detailed information can be found either on the 27th WMC official webpage or the third circular.

Learn more
27th
Next IOC Meeting

IOC / WMC Meeting

2025

The 106th IOC/WMC meeting will be organized on September 18th 2025 in Jakarta, Indonesia.

Learn more
106th

Our news Others news

15th April 2026 Redefining gold exploration as a long-term value engine in Mauritania

Gold bars. Source: Unspalsh.

The mining sector is increasingly redefining exploration as a strategic pillar of long-term value creation rather…

9th April 2026 AOMC to merge with OEM Inc., creating a $1B controlled deep-sea critical minerals platform

Clear blue body of the ocean water. Photo by Cristian Palmer on Unsplash

American Ocean Minerals Corporation and Odyssey Marine Exploration informed that they have entered into a definitive…

8th April 2026 US Antimony restarts Early at Stibnite Hill

Truck during hauling process. Source: Photo by Dominik Vanyi on Unsplash.

The United States Antimony Corporation has officially informed that it has resumed operations at its Stibnite…

2nd April 2026 Easter wishes

Easter eggs. Source: Photo by Bianca Ackermann on Unsplash

Dear World Mining Congress International Organizing Committee Members and all Mining Industry Representatives, As we approach…

1st April 2026 Riverside moves into Phase 2 at the Union Project

Open pit mine. Source: Photo by omid roshan on Unsplash

Riverside Resources Inc. has entered a new phase of exploration at its Union Project in Sonora,…

27th March 2026 Leadership, Technology and Transformation at World Mining Congress 2026

World Mining Congress 2026. Soruce WMC 2026 official.

At a defining moment for the global mining industry, the 27th World Mining Congress (WMC 2026)…

26th March 2026 Advancing resource confidence and restart strategy at Minto Min

Selkirk Copper Mines Inc. has annunced that it is nearing completion of its 50,000 m Phase…

24th March 2026 Global mining Leaders to gather at World Mining Congress 2026

World Mining Congress forum. Source: WMC 2026 official webpage

This is far more than a traditional conference. It is a high-level platform where strategic decisions…

19th March 2026 Resolution copper advances

Open-pit mine top-view. Source: Photo by omid roshan on Unsplash

In a major step for the future of domestic resource independence, the Resolution Copper project in…

18th March 2026 Restart of the Sangdong Tunsgten mine

Underground mine corridor. Source: https://unsplash.com/photos/white-lights-inside-tunnel-arFD2OAAdrQ

After more than three decades of inactivity, the historic Sangdong Tungsten Mine in South Korea has…