Surge Announces Addition of Cesium-Rubidium To Nevada North Following Averages Of Up To 291ppm Rb And 125ppm Cs In Primary Horizons

Original announcement by tmx on

Company
Surge Battery Metals Inc.
Ticker
NILI
Exchange
TSX
Region
Nevada
Primary commodity
Lithium
Secondary commodities
Cesium, Rubidium
Document categories
Resource update, Metallurgy
Extracted
2026-09-14 14:36:21 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Surge Battery Metals has announced the addition of Cesium and Rubidium as potential co-products at the Nevada North Lithium Project following successful re-assays of 2022 and 2023 drill holes. The company has engaged Kemetco Research to conduct metallurgical studies to evaluate the recovery of these specialty metals alongside lithium.

Reasoning: The announcement identifies significant potential for high-value by-product credits (Cs and Rb) that were previously unquantified in the lithium resource, supported by new assay data and expanded metallurgical testing.

Positive factors

  • Identification of high-value co-products (Cs, Rb)
  • Strong geochemical correlation between Li and specialty metals
  • Expansion of metallurgical test work scope
  • Use of tier-one laboratory (ALS) for re-assays

Negative factors

  • New metals were not included in the previous MRE

Facts used in scoring: 5

Classification and evidence

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: Alan J. Morris, MSc, CPG, has reviewed and approved the technical aspects of the release.

Evidence · text

“Alan J. Morris, MSc, CPG... has reviewed and approved the technical aspects of this news release.”

Byproduct Commodityneutral

The tested commodity is a byproduct rather than the primary economic driver.

Why it applies: The company is evaluating Cesium and Rubidium as high-value co-products or by-products.

Evidence · text

“evaluating the potential to recover Cesium and Rubidium as high-value co-products or by-products”

Single Domain Onlynegative

Testing limited to one composite or domain — representativeness not established.

Why it applies: only one composite was tested

Extracted facts

Stored fact records: 5. Some facts used in scoring do not have a stored record.

Resource Estimates (3)

indicatedNevada North Lithium Project · lithiumTonnes: 10510000Grade: 3007Grade Unit: ppmView all details
Link to this fact

Identity

Project
Nevada North Lithium Project
Commodity
lithium
Region
usa_nv
Reported Region
Nevada
Ticker
NILI

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
Resource group id
resource:e994a9feb46f69b5be17
Deposit or zone
Nevada North
Resource basis
attributable

Resource Data

Category
indicated
Tonnes
10510000
Grade
3007
Grade Unit
ppm
Cutoff Grade
1250
Cutoff Unit
ppm

Prior Estimate

Resource Date
2025-05-19

Review

Needs Review
No
Historical
No

Dates

Event date
2026-07-08T00:00:00.000Z

Reasoning: Existing M&I resource reported as part of the project context.

Positive factors

  • Pit-constrained M&I resource

Evidence · text

“pit-constrained Measured & Indicated Resource containing an estimated 10.51 Mt of Lithium Carbonate Equivalent (LCE) grading 3007 ppm Li at a 1,250-ppm cutoff”

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

PFS-Supportingneutral

Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component.

Why it applies: the release names the study this estimate supports

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

indicatedNevada North Lithium Project · cesiumTonnes: 10510000Grade: 120Grade Unit: ppmView all details
Link to this fact

Identity

Project
Nevada North Lithium Project
Commodity
cesium
Region
usa_nv
Reported Region
Nevada
Ticker
NILI

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
Resource group id
resource:e994a9feb46f69b5be17
Deposit or zone
Nevada North
Resource basis
attributable

Resource Data

Category
indicated
Tonnes
10510000
Grade
120
Grade Unit
ppm
Cutoff Grade
1250
Cutoff Unit
ppm

Prior Estimate

Resource Date
2025-05-19

Review

Needs Review
No
Historical
No

Dates

Event date
2026-07-08T00:00:00.000Z

Reasoning: Geochemical modeling shows uniform project-wide averages for Cesium at the 1,250-ppm Li cut-off.

Positive factors

  • High-value co-product potential

Evidence · text

“At a 1,250-ppm Li Cut-off, uniform, Project-wide averages of 120 ppm Cesium (Cs) and 277 ppm Rubidium (Rb) are observed.”

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

PFS-Supportingneutral

Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component.

Why it applies: the release names the study this estimate supports

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

indicatedNevada North Lithium Project · rubidiumTonnes: 10510000Grade: 277Grade Unit: ppmView all details
Link to this fact

Identity

Project
Nevada North Lithium Project
Commodity
rubidium
Region
usa_nv
Reported Region
Nevada
Ticker
NILI

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
Resource group id
resource:e994a9feb46f69b5be17
Deposit or zone
Nevada North
Resource basis
attributable

Resource Data

Category
indicated
Tonnes
10510000
Grade
277
Grade Unit
ppm
Cutoff Grade
1250
Cutoff Unit
ppm

Prior Estimate

Resource Date
2025-05-19

Review

Needs Review
No
Historical
No

Dates

Event date
2026-07-08T00:00:00.000Z

Reasoning: Geochemical modeling shows uniform project-wide averages for Rubidium at the 1,250-ppm Li cut-off.

Positive factors

  • High-value co-product potential

Evidence · text

“At a 1,250-ppm Li Cut-off, uniform, Project-wide averages of 120 ppm Cesium (Cs) and 277 ppm Rubidium (Rb) are observed.”

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

PFS-Supportingneutral

Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component.

Why it applies: the release names the study this estimate supports

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

Metallurgical Results (2)

Fact 1Nevada North Lithium Project · cesiumHead Grade: 125Head Grade Unit: ppmView all details
Link to this fact

Identity

Project
Nevada North Lithium Project
Commodity
cesium
Region
usa_nv
Reported Region
Nevada
Ticker
NILI

Test Work

Sample
Cu2 and Cu3 clay layers at 2,000-ppm Li Cut-off

Recovery

Head Grade
125
Head Grade Unit
ppm

Lab

Laboratory
ALS Global

Review

Needs Review
No
Historical
No

Dates

Event date
2026-07-08T00:00:00.000Z

Reasoning: Modeling demonstrates concentrated averages in the primary clay layers anticipated for extraction.

Positive factors

  • High concentration in primary mine horizons

Evidence · text

“At a 2,000-ppm Li Cut-off, geochemical modeling demonstrates highly concentrated averages of 125 ppm Cesium (Cs) and 291 ppm Rubidium (Rb).”

Tags used in scoring

Byproduct Commodityneutral

The tested commodity is a byproduct rather than the primary economic driver.

Why it applies: the release describes a byproduct credit

Fact 2Nevada North Lithium Project · rubidiumHead Grade: 291Head Grade Unit: ppmView all details
Link to this fact

Identity

Project
Nevada North Lithium Project
Commodity
rubidium
Region
usa_nv
Reported Region
Nevada
Ticker
NILI

Test Work

Sample
Cu2 and Cu3 clay layers at 2,000-ppm Li Cut-off

Recovery

Head Grade
291
Head Grade Unit
ppm

Lab

Laboratory
ALS Global

Review

Needs Review
No
Historical
No

Dates

Event date
2026-07-08T00:00:00.000Z

Reasoning: Modeling demonstrates concentrated averages in the primary clay layers anticipated for extraction.

Positive factors

  • High concentration in primary mine horizons

Evidence · text

“At a 2,000-ppm Li Cut-off, geochemical modeling demonstrates highly concentrated averages of 125 ppm Cesium (Cs) and 291 ppm Rubidium (Rb).”

Tags used in scoring

Byproduct Commodityneutral

The tested commodity is a byproduct rather than the primary economic driver.

Why it applies: the release describes a byproduct credit

How Atlas produces this analysis

Minestarters Atlas uses automated extraction to summarize mining announcements, identify reported measurements, and classify supporting evidence. Sentiment reflects the extracted narrative and classification rules; it is an interpretation, not a reported measurement. Evidence quotes and context are provided where available. Missing data, low-confidence results, and review flags indicate limitations. Check the original publisher announcement before relying on an interpretation.