Giyani Produces High Purity Manganese Sulphate Monohydrate from Demo Plant

Original announcement by tmx on

Company
Giyani Metals Corp.
Ticker
EMM
Exchange
TSX
Region
Botswana
Primary commodity
Manganese
Secondary commodities
None reported
Document categories
Metallurgy, Economic study
Extracted
2026-09-19 20:51:25 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Giyani Metals Corp. has successfully produced High Purity Manganese Sulphate Monohydrate (HPMSM) from its demonstration plant in South Africa. This milestone, following previous HPMO production, de-risks the process flowsheet for the K.Hill Project in Botswana and allows the company to begin off-taker qualification trials.

Reasoning: The company achieved a key technical milestone by producing high-purity manganese sulphate monohydrate at a demo plant, which de-risks the commercial flowsheet and moves the project toward off-taker qualification.

Positive factors

  • Successful production of HPMSM from demonstration plant
  • Demonstrated dual product capability (HPMSM and HPMO)
  • De-risking of process flowsheet for commercial plant
  • DFS on track for Q1 2026

Facts used in scoring: 2

Classification and evidence

Mill Routeneutral

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

Why it applies: The company uses a bespoke hydrometallurgical process for production.

Evidence · text

“bespoke hydrometallurgical process to produce battery-grade manganese products”

Pilot Scale Completepositive

Pilot or demonstration plant testing completed under continuous operation.

Why it applies: The company successfully produced HPMSM from its Demonstration Plant.

Evidence · text

“successfully produced High Purity Manganese Sulphate Monohydrate (" HPMSM ") from its Demonstration Plant”

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: 1. Some facts used in scoring do not have a stored record.

Metallurgical Results (1)

hydrometallurgicalK.Hill Battery-Grade Manganese Project · manganeseView all details
Link to this fact

Identity

Project
K.Hill Battery-Grade Manganese Project
Commodity
manganese
Region
botswana
Reported Region
Botswana
Ticker
EMM

Test Work

Program Status
detailed
Test Type
hydrometallurgical
Processing Route
bespoke hydrometallurgical process
Sample
Demonstration Plant production

Review

Needs Review
No
Historical
No

Dates

Event date
2025-10-06T00:00:00.000Z

Reasoning: Successful demonstration of product quality at scale de-risks the commercial flowsheet.

Positive factors

  • Successful production of high-purity product
  • Demonstrated dual product capability

Evidence · text

“successfully produced High Purity Manganese Sulphate Monohydrate (" HPMSM ") from its Demonstration Plant”

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.