Announcement Date: 2022-12-05
Announcement Type: Deposit Estimation
Announcement Code: NI43-101
Company name: Sigma Lithium Resources Corp.
Project name: Grota do Cirilo
Location: Brazil
Commodities: Lithium
Highlight: Updated Resource Estimate for Project
Resources: only available to subscribers
CP/QP: only available to subscribers
Announcement summary: VANCOUVER, CANADA – (December 4, 2022) – SIGMA Lithium Corporation (“Sigma Lithium” or the “Company”) (NASDAQ: SGML, TSXV: SGML), dedicated to powering the next generation of electric vehicles with high-purity lithium environmentally and socially sustainable lithium, is pleased to announce the positive economic results of its study (“Production Expansion Study”) for a potential integrated production increase of Battery Grade Sustainable Lithium Concentrate from 270,000 tpa (36,700 tpa LCE) commencing in 2023 to 768,000 tpa (104,200 tpa LCE) in the second year at the Company’s 100% owned Grota do Cirilo Project (the “Project”), currently in construction in Minas Gerais, Brazil. The Production Expansion Study demonstrated robust Project economics, highlighted by an after-tax NPV8% of US$15.3 billion, incorporating production from Phase 1 (nearing commissioning initiation) combined with Phase 2 and Phase 3. Battery Grade Sustainable Lithium Concentrate production expansion could be achieved by the addition to the Greentech Lithium Plant of a single larger additional dense media separation module paired with a proportional crushing module. Increase in mining feedstock for the integrated production expansion of the Greentech Lithium Plant shall be achieved by the construction of the Phase 2 and Phase 3 Mines.
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