Astral Resources NL (ASX:AAR): Mandilla Drilling, Gold Resources and 2027 Development Milestones

Aditi Sarkar

02 November 2026 06:03 PM AEDT

Astral Resources NL (ASX:AAR): Mandilla Drilling, Gold Resources and 2027 Development Milestones

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Highlights

Astral Resources NL (ASX:AAR) reported approximately AUD 59 million in cash at 30 September 2026.
The September quarter included 141 reverse-circulation holes and seven diamond holes at Mandilla.
Spargoville’s updated resource estimate reached 281,000 ounces of contained gold in October 2026.
A Mandilla definitive feasibility study is targeted for the March quarter of 2027.

Astral Resources NL (ASX:AAR) explores and develops gold projects in Western Australia, with work centred on Mandilla and nearby Feysville and Spargoville. On 2 November 2026, the share-price information for Astral showed AUD 0.138, up 1.85%. The company’s late-October Quarterly Report described drilling at the Theia deposit, updated resources at Spargoville, land-access arrangements and the timetable for its Mandilla definitive feasibility study.

Gold Projects and Current Operating Activities

Astral Resources NL (ASX:AAR) holds three principal project areas in the Western Australian goldfields. Mandilla, about 70 kilometres south of Kalgoorlie, includes the Theia, Hestia, Eos and Iris deposits. Feysville includes Kamperman, Think Big and Rogan Josh. Spargoville contains several deposits, including Spiders, Eagles Nest and 8500N. The company is progressing technical studies and exploration rather than reporting established commercial gold production from these projects.

September-Quarter Drilling and October Resource Updates

During the quarter ended 30 September 2026, Astral Resources NL (ASX:AAR) completed 141 reverse-circulation holes totalling 14,468 metres in the proposed Theia Stage 1 open pit. It also completed seven diamond holes totalling 4,465 metres in the deeper exploration programme. By the late-October report, 18 holes of the expanded 21-hole Theia Deeps programme had been completed. The company continued to report assay results during October, while further infill drilling remained planned.

In October 2026, Astral updated the Spargoville mineral resource estimate to 8.5 million tonnes grading 1.0 grams of gold per tonne, containing approximately 281,000 ounces. That estimate represented a 102% increase over the prior reported resource. It comprises approximately 186,000 indicated ounces and 95,000 inferred ounces. The figures describe mineral resources, not reserves or realised output.

A land-use agreement covering Mandilla and Spargoville was executed in August 2026. Astral also reported transactions intended to consolidate tenure and rights across the Mandilla development footprint, alongside the Acquisition of a nearby freehold property for AUD 850,000. These steps concern land access and approvals rather than completed project construction.

Cash Position, Development Planning and Sector Exposure

Astral Resources NL (ASX:AAR) reported approximately AUD 59 million in cash at 30 September 2026, compared with approximately AUD 65 million at the end of the preceding quarter. Continued drilling, feasibility work, permitting and other development activity require funding before Operating Cash Flow is established. The cash balance provides a financial reference point, but the company’s future requirements will depend on the development programme and its scope.

The Mandilla definitive feasibility study is targeted for completion in the March quarter of 2027. Astral has indicated that a final Investment decision would follow the study. Its Feysville Think Big joint-venture proposal remains subject to outstanding mine-development approval and processing arrangements. The company has outlined possible pre-mining activity in the March quarter and haulage in the June quarter of 2027, subject to those conditions.

Risks to Consider and What to Watch Next

Key risks for Astral Resources NL (ASX:AAR) include drilling outcomes differing from resource models, variations in project costs, environmental and heritage approvals, construction scheduling, and funding needs. Inferred resources have a lower level of geological confidence than indicated resources. Planned drilling or development milestones can also change as technical work and statutory reviews advance.

Key Insights

Astral Resources NL (ASX:AAR) is advancing a Western Australian gold project portfolio through exploration, resource definition and development studies. October reporting showed a larger Spargoville resource and continuing work at Theia, while September-quarter cash stood at approximately AUD 59 million. Feasibility outcomes, permitting, financing needs and future drilling disclosures remain the principal operational points to monitor.

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