Eromanga Basin, South Australia
Eromanga HMS Project
October activities
- 114 drillholes for 4,072m Nilpinna, Eddy and Douglas Creek tenements
- 1,176m of samples from 3,170m drilled on Nilpinna were collected
Upcoming Activities
- Planning for follow up ground magnetic surveys to identify strandlines
- 393m of high-priority samples submitted for assay to be reported in December
Byrock Copper Gold Project
October activities
- Drill pads and tracks cleared for a 1,500m
aircore/RC tail drill program - Awarded $80k co-funding grant for T55
Upcoming Activities
- Drill test seven high-priority Pipe Targets
- Prepare drill pad for T55 Target planned for December drill testing
Theseus Copper Gold Project
October activities
- Ministerial approval received to transfer tenements from Rimfire Pacific Mining
Upcoming Activities
- Complete acquisition of three key tenements; AUD$200k in cash and shares (shares subject to AGM approval)
October activities
- Completion of Due Diligence
- Transfer of claims
- Alteration mapping and rock chipping outcropping Silver & Gold veins Drone
- Magnetics geophysical survey
Upcoming Activities
- Completion of acquisition, final payment US$300k in shares subject to AGM approval
- Specialised fine fraction soil samples
- Further geophysics survey(s), gravity, CSAMT
- Determine drill collars, commence permitting
MORE INVESTOR UPDATES
Investor Presentation: RIU Explorers Conference (February 2026)
Altitude Minerals – Investor Presentation

Drilling Supports Interpreted NW Extension of the Macquarie Arc, Byrock Project, NSW
This first-ever drillhole at Target T55 (EL9746), Byrock Project, achieved a key objective — confirming the presence of a porphyry intrusive system beneath cover in a Company interpreted NW extension of the Macquarie Arc, NSW

Altitude Advances Earn-in on Positive Air-Core Results
Positive Proof-of-Concept Drill Results have validated the geological model and
confirmed the prospectivity of the target area to host Cu-Au porphyry style deposits

Altitude Appoints Principal Geologist USA
Altitude Minerals Ltd is pleased to announce the appointment of Mr Gabe Graf as Principal Geologist – USA, effective immediately.
Quarterly Activities Report: December 2025
Catch up on all the latest Activities with this Quarterly Report

Exploration Update: Final Report for 2025
An update on the exploration work and plans for Altitude’s projects for December and into 2026