International Tower Hill Mines Provides Progress Report on Antimony Metallurgy Study at the Livengood Gold Project

Original announcement by tmx on

Company
International Tower Hill Mines Ltd.
Ticker
ITH
Exchange
TSX
Region
Alaska
Primary commodity
Antimony
Secondary commodities
Gold
Document categories
Metallurgy
Extracted
2026-09-14 06:56:18 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

International Tower Hill Mines has released encouraging preliminary metallurgical results from its antimony study at the Livengood Gold Project. Initial testing on four vein composites indicates that stibnite is well-liberated at a 250 micron grind, suggesting potential for successful flotation.

Reasoning: Initial metallurgical study shows good liberation and flotation potential for antimony, though economic recoverability remains unproven.

Positive factors

  • good liberation of stibnite at 250 micron grind
  • potential for flotation response
  • stibnite is floatable size (>10 micron)

Negative factors

  • results are very preliminary
  • recoverability not yet established

Facts used in scoring: 8

Classification and evidence

Bench Scale Onlynegative

Only preliminary bench tests completed — no locked-cycle or pilot work.

Why it applies: The study is described as the first phase of a metallurgical study using four composites for deportment work, which is preliminary bench-scale testing.

Evidence · text

“The data presented here is very preliminary in nature”

Mill Routeneutral

Processing via mill or concentrator (CIL, CIP, tank leach, flotation).

Why it applies: the document describes a flotation route ("flotation")

Multi-Domain Testedpositive

Variability across ore domains (oxide, transition, fresh) has been addressed.

Why it applies: 4 distinct composites were tested

Extracted facts

Stored fact records: 8. Some facts used in scoring do not have a stored record.

Metallurgical Results (8)

deportment workLivengood Gold Project · goldHead Grade: 4.19Head Grade Unit: g/mtView all details
Link to this fact

Identity

Project
Livengood Gold Project
Commodity
gold
Region
usa_ak
Reported Region
Alaska
Ticker
ITH

Test Work

Program Status
preliminary
Test Type
deportment work
Sample
SB12 vein composite
Grind P80
250 µm

Recovery

Head Grade
4.19
Head Grade Unit
g/mt

Lab

Laboratory
Advanced Mineral Technology Laboratory Ltd.

Review

Needs Review
No
Historical
No

Dates

Event date
2025-09-04T00:00:00.000Z

Reasoning: Standard gold grade for a vein composite in this context.

Evidence · table

“4.19”

Context: SB12

deportment workLivengood Gold Project · antimonyHead Grade: 2.75Head Grade Unit: %View all details
Link to this fact

Identity

Project
Livengood Gold Project
Commodity
antimony
Region
usa_ak
Reported Region
Alaska
Ticker
ITH

Test Work

Program Status
preliminary
Test Type
deportment work
Sample
SB12 vein composite
Grind P80
250 µm

Recovery

Head Grade
2.75
Head Grade Unit
%

Lab

Laboratory
Advanced Mineral Technology Laboratory Ltd.

Review

Needs Review
No
Historical
No

Dates

Event date
2025-09-04T00:00:00.000Z

Reasoning: High antimony grade in a vein composite.

Positive factors

  • high antimony grade

Evidence · table

“2.75”

Context: SB12

deportment workLivengood Gold Project · goldHead Grade: 3.72Head Grade Unit: g/mtView all details
Link to this fact

Identity

Project
Livengood Gold Project
Commodity
gold
Region
usa_ak
Reported Region
Alaska
Ticker
ITH

Test Work

Program Status
preliminary
Test Type
deportment work
Sample
SB24 vein composite
Grind P80
250 µm

Recovery

Head Grade
3.72
Head Grade Unit
g/mt

Lab

Laboratory
Advanced Mineral Technology Laboratory Ltd.

Review

Needs Review
No
Historical
No

Dates

Event date
2025-09-04T00:00:00.000Z

Reasoning: Standard gold grade for a vein composite.

Evidence · table

“3.72”

Context: SB24

deportment workLivengood Gold Project · antimonyHead Grade: 2.31Head Grade Unit: %View all details
Link to this fact

Identity

Project
Livengood Gold Project
Commodity
antimony
Region
usa_ak
Reported Region
Alaska
Ticker
ITH

Test Work

Program Status
preliminary
Test Type
deportment work
Sample
SB24 vein composite
Grind P80
250 µm

Recovery

Head Grade
2.31
Head Grade Unit
%

Lab

Laboratory
Advanced Mineral Technology Laboratory Ltd.

Review

Needs Review
No
Historical
No

Dates

Event date
2025-09-04T00:00:00.000Z

Reasoning: Significant antimony grade.

Evidence · table

“2.31”

Context: SB24

deportment workLivengood Gold Project · goldHead Grade: 3.31Head Grade Unit: g/mtView all details
Link to this fact

Identity

Project
Livengood Gold Project
Commodity
gold
Region
usa_ak
Reported Region
Alaska
Ticker
ITH

Test Work

Program Status
preliminary
Test Type
deportment work
Sample
SB40 vein composite
Grind P80
250 µm

Recovery

Head Grade
3.31
Head Grade Unit
g/mt

Lab

Laboratory
Advanced Mineral Technology Laboratory Ltd.

Review

Needs Review
No
Historical
No

Dates

Event date
2025-09-04T00:00:00.000Z

Reasoning: Standard gold grade for a vein composite.

Evidence · table

“3.31”

Context: SB40

deportment workLivengood Gold Project · antimonyHead Grade: 1.41Head Grade Unit: %View all details
Link to this fact

Identity

Project
Livengood Gold Project
Commodity
antimony
Region
usa_ak
Reported Region
Alaska
Ticker
ITH

Test Work

Program Status
preliminary
Test Type
deportment work
Sample
SB40 vein composite
Grind P80
250 µm

Recovery

Head Grade
1.41
Head Grade Unit
%

Lab

Laboratory
Advanced Mineral Technology Laboratory Ltd.

Review

Needs Review
No
Historical
No

Dates

Event date
2025-09-04T00:00:00.000Z

Reasoning: Moderate antimony grade.

Evidence · table

“1.41”

Context: SB40

deportment workLivengood Gold Project · goldHead Grade: 3.21Head Grade Unit: g/mtView all details
Link to this fact

Identity

Project
Livengood Gold Project
Commodity
gold
Region
usa_ak
Reported Region
Alaska
Ticker
ITH

Test Work

Program Status
preliminary
Test Type
deportment work
Sample
SB46 vein composite
Grind P80
250 µm

Recovery

Head Grade
3.21
Head Grade Unit
g/mt

Lab

Laboratory
Advanced Mineral Technology Laboratory Ltd.

Review

Needs Review
No
Historical
No

Dates

Event date
2025-09-04T00:00:00.000Z

Reasoning: Standard gold grade for a vein composite.

Evidence · table

“3.21”

Context: SB46

deportment workLivengood Gold Project · antimonyHead Grade: 1.05Head Grade Unit: %View all details
Link to this fact

Identity

Project
Livengood Gold Project
Commodity
antimony
Region
usa_ak
Reported Region
Alaska
Ticker
ITH

Test Work

Program Status
preliminary
Test Type
deportment work
Sample
SB46 vein composite
Grind P80
250 µm

Recovery

Head Grade
1.05
Head Grade Unit
%

Lab

Laboratory
Advanced Mineral Technology Laboratory Ltd.

Review

Needs Review
No
Historical
No

Dates

Event date
2025-09-04T00:00:00.000Z

Reasoning: Moderate antimony grade.

Evidence · table

“1.05”

Context: SB46

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.