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Launch of the “Dona de Mim” Microcredit Program for Women Entrepreneurs in the Vale do Jequitinhonha.

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Lançamento do programa de Microcrédito “Dona de mim” para mulheres empreendedoras do Vale do Jequitinhonha.
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Sigma Phase 1 Production Plant 3D Model: Virtual Tour Experience

Sigma Lithium, Dedicated to Powering the Next Generation of Electric Vehicle Batteries With Environmentally Sustainable and High-Purity Lithium Concentrate

Sigma Initiates Construction and Order Long Lead Items

Emerging 2022 Producer of Battery Grade Lithium in a Greentech Plant with the Lowest Carbon Footprint in the Industry

  • Ongoing pre-construction and detailed engineering of Plant
  • 220,000t / year projected production Phase 1
  • 440,000t/ year projected production Phase 1 & 2

Commercial production targeted for 2022: Sigma Lithium started construction of production plant foundation and infrastructure

  • Sigma starts construction activities on site for foundation, earth civil works and infrastructure installation of Production Plant, with equipment and 180 workers
  • Company is on track to begin production in the fourth quarter of 2022
  • Sigma ordered an increased number of 38 key long lead items, placing deposits to secure them and maintain the current timeline for Production Plant commissioning

The largest hardrock lithium deposit in the Americas, with high grade, high purity and one of the lowest costs in the industry

  • 52Mt of Mineral Resources (46Mt Measured and Indicated) and 13Mt of Proven and Probable Mineral Reserves (NI 43-101)
  • Ongoing development workstreams for significant further increase of mineral reserves and resources

Sigma became an ESG Case Study set to reach net-zero by 2024

  • Pioneered carbon IN-SETTING in lithium: project accumulated carbon credits through restoration of ecosystems through forestry.
  • Sigma featured as “Sustainable Miner” at United Nations – COP 25 in 2019
  • 100% dry stacking, 100% hydroelectric power and 100% water recirculation in our production plant
  • Sigma was highlighted at COP-26 in 2021 for its clean technology, pioneering practices in environmental sustainability and positive social impact for a second consecutive year

Mr. Wes Roberts, P.Eng., a member of the technical committee of the Company, is the “qualified person” under NI 43-101 who reviewed and approved the technical information included on the website.

Largest Hard Rock Producer in the Americas

Commissioning 4Q22


74 MT of M&I Resources

Large Production Scale Phase 1&2

270 ktpy Phase I


531 ktpy Phases I & II

High Quality Battery Grade Sustainable Lithium

Phase 1 1.55% Li2Oore feed grade


Phase 2 1.37% Li2Oore feed grade

Low Cost Phase 1&2

US$340/t Total Cash Cost at Production


US$455/tAll-in Sustaining Costs (CIF China)

Tier-1 Binding Offtake Contracts

Unique Offtake Agreement Secured with LG Energy

Our goal is to reach net-zero by 2024

A New Standard in ESG Mining Green Power, Transformative Social Impact, Canadian Governance

0% Hydro Electricity
0% Water Recycling
+R$0m Royalties in the next 15 Years
0+ Direct Jobs Created. 6500+ Indirect jobs
ESG Life Cycle Analysis Audited ISO 14,000
Canadian Standards of Governance
Diverse The Board is Co-chaired by a woman and 50% of management roles are filled by women and minorities
Net Zero Compliant Targeting 2024, pioneering carbon in-setting in mining

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