Mr. Greg Reimer reports
SURGE ANNOUNCES ADDITION OF CESIUM-RUBIDIUM TO NEVADA NORTH FOLLOWING AVERAGES OF UP TO 291PPM RB AND 125PPM CS IN PRIMARY HORIZONS
Nevada North Lithium LLC, the joint venture formed by Surge Battery Metals Inc. and Evolution Mining Ltd., has received final analytical reruns for all 2022 and 2023 drill holes on the Nevada North lithium project. The results confirm geochemical continuity of the high-value critical metals cesium and rubidium across the entire deposit footprint.
Consequently, Surge has engaged its independent resource consultants at Respec to calculate and integrate these results into the geological models underpinning the project's coming prefeasibility study. The presence of cesium and rubidium was not included in the recently published lithium-only mineral resource estimate.
Key highlights:
- Cross-project grades: Standardized multielement assays from the 2022 and 2023 core reruns match the trends identified in 2024 and 2025, establishing a project-wide critical mineral database.
- Value concentration in primary mine horizons: Within the Cu2 and Cu3 clay layers -- which are anticipated to represent most of the material extracted under the current mine plan -- geochemical modelling demonstrates positive average grades depending on the chosen lithium cut-off threshold:
- At a 2,000-part-per-million-lithium cut-off, geochemical modelling demonstrates highly concentrated averages of 125 ppm cesium and 291 ppm rubidium.
- At a 1,250-part-per-million-lithium cut-off, uniform, project-wide averages of 120 ppm cesium and 277 ppm rubidium are observed.
- Kemetco Research Inc. refining and deportment studies under way: The company has expanded its metallurgical testwork scope with Kemetco to map the precise deportment and extraction pathways of these specialty metals. Advanced testing is actively evaluating the potential to recover cesium and rubidium as high-value co-products or byproducts alongside the primary lithium carbonate flow sheet.
Greg Reimer, president, chief executive officer and director of Surge, commented: "These results demonstrate that high-grade cesium and rubidium are geochemically bound to our highest-grade lithium zones. We are now working with Respec to integrate these cesium and rubidium results into the upcoming PFS."
Technical discussion and trend analysis
The standardization of the project-wide assay database shows that trace elements move predictably with lithium mineralization across the primary clay horizons.
By securing this strong data alignment from the earliest phases of drilling, Surge has the geological inputs required to generate a comprehensive multielement block model. In collaboration with the company's independent qualified person engineering groups, these trends will be utilized to run trade-off and optimization studies evaluating potential byproduct or co-product credit values.
Drill samples from the 2022 and 2023 program were originally analyzed using aqua regia digestion followed by atomic emission spectrometry (ALS method ME-ICP41), which does not report Cs and Rb. Stored pulps from horizons of interest were reanalyzed through aqua regia digestion followed by mass spectrometry (ME-MS41) at ALS Global. ALS is a recognized Tier 1 analytical laboratory and the same lab used for the earlier programs.
The company is also granting a total of 6.95 million stock options, exercisable for a period of five years, at an exercise price of 70 cents a share to certain directors, officers and consultants.
Qualified person as defined under National Instrument 43-101
Alan J. Morris, MSc, CPG, of Spring Creek, Nev., geological adviser to the company, a qualified person as defined under National Instrument 43-101, has reviewed and approved the technical aspects of this news release.
About Surge Battery Metals Inc.
Surge Battery, a Canadian-based mineral exploration company, is at the forefront of securing the supply of domestic lithium through its active engagement in the Nevada North lithium project. The project focuses on development of high-grade lithium energy metals in Nevada, United States, a crucial element for powering battery electric storage and electric vehicles. With a primary listing on the TSX Venture Exchange in Canada and a listing on the OTCQX market in the United States, Surge Battery is strategically positioned as a key player in advancing lithium exploration.
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