St George Mining Announces Maiden High-Grade Niobium and Rare Earth Resource Estimate for the Araxá Project, Brazil
St George Mining (ASX: SGQ) has announced a transformative JORC 2012 Mineral Resource Estimate (MRE) for its Araxá Project in Brazil, marking a milestone in the critical minerals sector. The MRE outlines high-grade niobium and rare earth resources, vital for global green technologies and advanced manufacturing. This positions St George to tap into the growing demand for these minerals.
Figure 1: 3D perspective of Araxá MRE – Nb₂O₅ grades (looking northeast)
Niobium – A Strategic Asset
The MRE defines 41.2 million tonnes (Mt) at 0.68% Nb₂O₅, (6,800ppm Nb₂O₅
, containing 280,000 tonnes of niobium oxide. Niobium is essential for high-strength alloys in aerospace, defense, and energy sectors.
Niobium’s high-tech applications ensure strong market demand, positioning Araxá as a key supplier.
Rare Earths – A Critical Supply Opportunity
The MRE also defines 40.6 Mt at 4.13% Total Rare Earth Oxides (TREO), including high-value magnet rare earths (MREOs) used in electric motors and wind turbines.
These high-value MREOs comprise 19.09% of the measured TREO resources, emphasising Araxá’s strategic value.
High-Grade Mineralisation and Expansion Potential
Drilling at Araxá has confirmed exceptional grades, with intersections as high as 8.29% Nb₂O₅ and 32.98% TREO. The mineralisation remains open in all directions, offering significant potential for resource expansion.
Strategic Advantages – Open-Pit and Fast-Track Development
The Araxá Project – A Prime Location for Critical Minerals
- Near-Surface Advantage: 95.8% of the deposit is within 100m from the surface, supporting low-cost open-pit mining.
- Magnet Rare Earths Focus: High-value MREOs (Nd, Pr, Dy, Tb) constitute 19.09% of the measured TREO resource, making Araxá a key supplier for clean energy sectors.
- Established Mining District: Araxá is located in a well-established mining district with existing infrastructure and a skilled workforce.
The Araxá Project, strategically located in the state of Minas Gerais in southeastern Brazil, one of the most significant mining regions globally, is a prime location for critical minerals. This region is home to various rich mineral deposits, including some of the world’s largest niobium reserves, iron ore, and other critical minerals. The project benefits from excellent access to regional infrastructure, including road, rail, and port facilities, providing a strategic advantage for future transportation and export of minerals.
Figure 2: East-West Long Section of the Araxá Project MRE – TREO grades (looking north, 20m window)
Brazil is a leading global producer of niobium and rare earth. Araxá’s location within this prolific mining district provides St George with direct access to a robust supply chain, a skilled labor force, and favorable government support for mining ventures. Additionally, Brazil’s commitment to environmental protection and sustainable mining practices aligns with St George’s vision for the long-term development of the Araxá Project.
Executive Chairman John Prineas Comments on the Breakthrough
“This is a transformational milestone for St George Mining, confirming Araxá as a globally significant deposit for both niobium and rare earths,” said Executive Chairman John Prineas. “With world-class grades reaching 80,000ppm niobium oxide (8% Nb₂O₅and 330,000ppm (33%) total rare earth oxides, we are poised to play a leading role in the critical minerals supply chain.”
He added, “Securing an EPC+F contract with a global leader reinforces our commitment to fast-tracking development.”
Next Steps: Advancing Towards Production
Investor Outlook: Positioned for Significant Value Growth
- Drilling Programs: Future drilling will upgrade inferred resources to indicated and measured categories to support feasibility studies.
- Permitting and Regulatory Engagement: St George is progressing with environmental and mining approvals in Brazil.
- Metallurgical Testwork: Ongoing studies aim to optimise processing techniques for niobium and rare earths.
- Strategic Partnerships and Off-Taking Discussions: St George is discussing securing funding and long-term agreements with potential off-takers and investors.
The Araxá Project’s substantial resource base, high-grade mineralisation, and strategic location provide a compelling investment opportunity. As global demand for critical minerals grows, particularly niobium and rare earths, St George is well-positioned to capitalise on favourable market conditions. The Company’s proactive development approach, strong leadership and financial backing set the stage for significant value creation.
As feasibility studies progress, investors can expect enhanced project de-risking, potential partnerships, and growing market recognition of the Araxá Project’s significance. St George Mining Ltd (SGQ) has a market capitalisation of $53.36 million. The stock is currently priced at $0.02, with a 52-week range between $0.016 and $0.045. The Company has approximately 2.67 billion shares outstanding. St George’s path towards production aligns with the increasing global demand for these critical minerals.
The Bottom Line: A World-Class Asset in a Booming Market
St George Mining is rapidly advancing the Araxá Project to become a key supplier of critical minerals essential for green technologies, aerospace, and advanced manufacturing. With an extensive resource base and high-grade mineralisation, the Company is positioned to capitalise on the surging demand for niobium and rare earths and establish itself as a significant player in the global minerals market.
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