Boron One Holdings Inc. Completes an Environmental Impact Assessment for its Piskanja Boron Project

Original announcement by tmx on

Company
Boron One Holdings Inc.
Ticker
BONE
Exchange
TSX
Region
Serbia
Primary commodity
Boron
Secondary commodities
None reported
Document categories
Resource update, Permitting
Extracted
2026-09-15 15:20:41 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Boron One Holdings Inc. has completed an independent Environmental Impact Assessment (EIA) for its Piskanja Boron Project in Serbia. The EIA is a critical component for the upcoming submission of an exploitation license application. The company also restated its existing mineral resource estimates from its June 2022 Technical Report.

Reasoning: The announcement of a completed EIA is a positive de-risking milestone for the permitting process, though the resource figures provided are historical restatements from a 2022 PEA.

Positive factors

  • Completion of EIA is a key regulatory milestone
  • Resource details provided for the Piskanja project

Negative factors

  • Resource data is a restatement of a 2022 report

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 restates the mineral resource estimates for the Piskanja project.

Evidence · text

“as disclosed in the Company's report titled, "Technical Report and Preliminary Economic Assessment For The Piskanja Borate Project, Serbia, June 24, 2022"”

Extracted facts

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

Resource Estimates (3)

measuredPiskanja Boron Project · boronTonnes: 1390000Grade: 35.59Grade Unit: % B2O3Historical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Project
Piskanja Boron Project
Commodity
boron
Region
serbia
Reported Region
Serbia
Ticker
BONE

Resource scope

Estimate type
resource
Reporting standards
other
QP Signed
Yes
Qualified person names
Miodrag Banješević
Resource group id
resource:9e898efa38475f8a9c03

Resource Data

Category
measured
Tonnes
1390000
Grade
35.59
Grade Unit
% B2O3

Prior Estimate

Resource Date
2022-06-24

Review

Needs Review
Yes
Review Reason
historical_restatement
Historical
Yes
Historical Source Date
2022-06-24T00:00:00.000Z

Dates

Event date
2025-05-26T00:00:00.000Z

Reasoning: Restatement of measured resource from 2022 report.

Negative factors

  • Historical data

Evidence · text

“Measured Mineral Resource of 1.39 million tonnes (averaging 35.59% B2O3)”

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut-off Undisclosednegative

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

Why it applies: no cutoff_grade was stated

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: qp_signed is true

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

Stale Estimatenegative

Effective date is >2 years old — data currency concern, may not reflect current geological understanding.

Why it applies: effective date is 2.9 years before this release

indicatedPiskanja Boron Project · boronTonnes: 5480000Grade: 34.05Grade Unit: % B2O3Historical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Project
Piskanja Boron Project
Commodity
boron
Region
serbia
Reported Region
Serbia
Ticker
BONE

Resource scope

Estimate type
resource
Reporting standards
other
QP Signed
Yes
Qualified person names
Miodrag Banješević
Resource group id
resource:bbb235a6459b965874c8

Resource Data

Category
indicated
Tonnes
5480000
Grade
34.05
Grade Unit
% B2O3

Prior Estimate

Resource Date
2022-06-24

Review

Needs Review
Yes
Review Reason
historical_restatement
Historical
Yes
Historical Source Date
2022-06-24T00:00:00.000Z

Dates

Event date
2025-05-26T00:00:00.000Z

Reasoning: Restatement of indicated resource from 2022 report.

Negative factors

  • Historical data

Evidence · text

“Indicated Mineral Resource of 5.48 million tonnes (averaging 34.05% B2O3)”

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

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: qp_signed is true

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

Stale Estimatenegative

Effective date is >2 years old — data currency concern, may not reflect current geological understanding.

Why it applies: effective date is 2.9 years before this release

inferredPiskanja Boron Project · boronTonnes: 284700Grade: 39.59Grade Unit: % B2O3Historical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Project
Piskanja Boron Project
Commodity
boron
Region
serbia
Reported Region
Serbia
Ticker
BONE

Resource scope

Estimate type
resource
Reporting standards
other
QP Signed
Yes
Qualified person names
Miodrag Banješević
Resource group id
resource:5321bbfcc59ece3e6e8b

Resource Data

Category
inferred
Tonnes
284700
Grade
39.59
Grade Unit
% B2O3

Prior Estimate

Resource Date
2022-06-24

Review

Needs Review
Yes
Review Reason
historical_restatement
Historical
Yes
Historical Source Date
2022-06-24T00:00:00.000Z

Dates

Event date
2025-05-26T00:00:00.000Z

Reasoning: Restatement of inferred resource from 2022 report.

Negative factors

  • Historical data

Evidence · text

“Inferred Mineral Resource of 284.7 thousand tonnes (averaging 39.59% B2O3)”

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

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: qp_signed is true

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

Stale Estimatenegative

Effective date is >2 years old — data currency concern, may not reflect current geological understanding.

Why it applies: effective date is 2.9 years before this release

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.