Sandstorm Gold Royalties Portfolio Updates; Platreef Expansion Studies, FDN Resource Growth, Argentine Project Advancements

Original announcement by tmx on

Company
Sandstorm Gold Royalties Ltd.
Ticker
SAND
Exchange
TSX
Region
Unavailable
Primary commodity
Gold
Secondary commodities
Platinum, Palladium, Rhodium, Nickel, Copper, Silver, Zinc
Document categories
Resource update, Drill results, Other
Extracted
2026-09-12 23:23:23 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Sandstorm Gold Royalties reported significant portfolio updates, headlined by substantial resource and reserve growth at the Fruta del Norte mine in Ecuador. The company also highlighted positive expansion studies for the Platreef mine in South Africa and advancements in its Argentine royalty portfolio driven by the new RIGI investment regime.

Reasoning: The announcement contains multiple high-materiality updates including significant resource growth at a key asset (FDN) and positive expansion studies for Platreef.

Positive factors

  • Significant resource and reserve growth at Fruta del Norte
  • Successful conversion of Inferred to Indicated resources at FDN
  • Positive feasibility study results for Platreef expansion
  • Advancements in Argentine projects under new RIGI regime

Facts used in scoring: 3

Classification and evidence

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: The document provides significant updates to the Mineral Resource and Mineral Reserve estimates for the Fruta del Norte mine.

Evidence · text

“Lundin Gold Inc. ("Lundin Gold") has published a significant increase in the Mineral Reserves and Mineral Resources at the Fruta del Norte mine”

NI 43-101 Compliantpositive

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

Why it applies: The release explicitly references NI 43-101 standards for the technical information provided.

Evidence · text

“as defined by Canadian National Instrument 43-101”

Extracted facts

Stored fact records: 3. Some facts used in scoring do not have a stored record.

Resource Estimates (3)

inferredFruta del Norte · goldGrade: 5.27Grade Unit: g/tContained Metal: 2.36Contained Unit: mozView all details
Link to this fact

Identity

Project
Fruta del Norte
Commodity
gold
Region
ecuador
Reported Region
Ecuador
Ticker
SAND

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
Resource group id
resource:9abb261a92aa61b9e811
Mining method
underground

Resource Data

Category
inferred
Grade
5.27
Grade Unit
g/t
Contained Metal
2.36
Contained Unit
moz

Prior Estimate

Resource Date
2024-12-31

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2025-02-24T00:00:00.000Z

Reasoning: Significant growth in inferred resource scale at a key asset.

Positive factors

  • 59% growth in inferred resources

Evidence · text

“grown Inferred Resources at FDN by 59% to 2.36 million ounces ("Moz") of contained gold at 5.27 grams per tonne ("g/t")”

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was 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

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

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

indicatedFruta del Norte · goldTonnes: 30620000Grade: 7.17Grade Unit: g/tContained Metal: 7.06Contained Unit: mozView all details
Link to this fact

Identity

Project
Fruta del Norte
Commodity
gold
Region
ecuador
Reported Region
Ecuador
Ticker
SAND

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
Resource group id
resource:d37bbf33ba26820956af
Mining method
underground

Resource Data

Category
indicated
Tonnes
30620000
Grade
7.17
Grade Unit
g/t
Contained Metal
7.06
Contained Unit
moz

Prior Estimate

Resource Date
2024-12-31

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2025-02-24T00:00:00.000Z

Reasoning: Substantial M&I resource base reported.

Positive factors

  • Increase in M&I resource scale

Evidence · text

“Measured and Indicated Resources increased to 7.06 Moz of contained gold from 30.62 Mt at an average grade of 7.17 g/t”

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 Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was 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

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

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

probableFruta del Norte · goldTonnes: 22060000Grade: 7.81Grade Unit: g/tContained Metal: 5.54Contained Unit: mozView all details
Link to this fact

Identity

Project
Fruta del Norte
Commodity
gold
Region
ecuador
Reported Region
Ecuador
Ticker
SAND

Resource scope

Estimate type
reserve
Reporting standards
ni_43_101
Resource group id
resource:d683cb5d64bc6ac57f57
Mining method
underground

Resource Data

Category
probable
Tonnes
22060000
Grade
7.81
Grade Unit
g/t
Contained Metal
5.54
Contained Unit
moz

Prior Estimate

Resource Date
2024-12-31

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2025-02-24T00:00:00.000Z

Reasoning: Strong reserve base reported.

Positive factors

  • Growth in mineral reserves

Evidence · text

“Proven and Probable Mineral Reserves grew to 5.54 Moz of contained gold from 22.06 Mt at an average grade of 7.81 g/t”

Tags used in scoring

Probable Reservepositive

Indicated Resource with demonstrated economic viability after applying modifying factors.

Why it applies: category is "probable"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was 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

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

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

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.