BTR.ASX: Sandstone Mineral Resource Grows to 2.9Moz

Sandstone Mineral Resource Grows to 2.9Moz

Stock	Brightstar Resources Ltd (BTR.ASX)
Release Time	15 Jul 2026, 8:23 a.m.
Price Sensitive	Yes

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Brightstar Resources Announces Sandstone Mineral Resource Growth

Key Points

Sandstone Mineral Resource increased by 18% to 2.9Moz
Indicated Mineral Resources increased by 113% to 1.1Moz
Group Mineral Resource now totals 4.5Moz
Ongoing drilling to further improve resource quality
Second MRE update expected in Q4 CY26

Full Summary

Brightstar Resources Ltd has announced an interim Mineral Resource Estimate (MRE) update for its Sandstone Gold Project, reflecting drilling programs completed during 2025 and 2026. The update shows a 18% increase in total Mineral Resources to 2.9 million ounces (Moz) at 1.3 grams per tonne (g/t) gold, with a notable 113% increase in Indicated Mineral Resources to 1.1Moz at 1.5 g/t gold. The company's total group Mineral Resource now stands at 4.5Moz at 1.4 g/t gold, marking a 10-fold increase over approximately 3.5 years. The interim MRE update is a key milestone in Brightstar's Two-Year Strategic Plan to unlock the Sandstone Project. Ongoing drilling is expected to further improve resource quality, with a second MRE update anticipated in Q4 CY26.

Guidance

Brightstar Resources Ltd expects a second Mineral Resource Estimate update in Q4 CY26.

Outlook

Brightstar Resources Ltd is optimistic about further growth in Mineral Resources at the Sandstone Project, with ongoing drilling expected to enhance resource quality. The company is on track to release a second MRE update in Q4 CY26.