Emily Manganese
Nevada Silver Assets

Emily Manganese, Minnesota

Overview Highest-grade manganese resource in North America
Commodity / Target Manganese (Mn), Iron (Fe)
Deposit Type Manganese-enriched Banded Iron
Location Crow Wing County, Minnesota, USA
Asset Stage Resource
NI 43-101 Indicated Resource
NI 43-101 Inferred Resource(1)
6.234 Mt @ 19.27% Mn and 22.41% Fe
4.915 Mt @ 17.50% Mn and 20.44% Fe
Next phase of work Resource upgrade, metallurgical testwork, flow sheet development

(1) NI 43-101 Technical Report, Emily Manganese Project, by Forte Dynamics, Inc. dated March 20, 2024.

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Nevada Silver

Overview Drilled silver-gold resource with excellent expansion potential
Commodity / Target Silver (Ag), Gold (Au)
Deposit Type Low-Sulphidation Epithermal
Location Nye County, Nevada, USA
Asset Stage Resource
NI 43-101 Resource(2) 33.5M oz Ag-Eq
Next phase of work Resource expansion, metallurgical testwork, flow sheet development

(2) NI 43-101 Mineral Resource Estimate, Corcoran Silver deposit, by Mr. Gregory Z. Mosher, P.Geo., M.Sc. and Mr. David S. Smith, P.Geo., M.S., dated October 12, 2020. Open-pit resources cut-off grade of 15 g/t Ag-Eq; underground resources cut-off grade of 100 g/t Ag-Eq. Silver equivalent calculated from prices of US$21.09/oz silver and US$1,657/oz gold and recoveries of 77% silver and 45% gold estimated from test work commissioned by Centennial Mining.

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