How Deep Does the Copper-Gold System at Blackstone Minerals (ASX:BSX) Go?

3 min read | April 03, 2025 12:00 AM AEDT | By Team Kalkine Media

Highlights

  • Blackstone Minerals reported extended mineralisation from its recent drill program.
  • The Mankayan project continues to show structural depth and strike extension.
  • Geological features support the potential for further copper-gold system definition.

Blackstone Minerals Limited operates in the mineral exploration sector, with a primary focus on copper and gold projects. Its flagship project, the Mankayan Copper-Gold Porphyry, is located in a well-known mineralised region. Blackstone Minerals (ASX:BSX) has released results from its latest drilling campaign, further clarifying the structural continuity and depth of the porphyry system.

Drill Activity and Structural Interpretation

A key drillhole was conducted at Mankayan, specifically targeting deeper extensions of known mineralised zones. The drillhole was angled to intercept vertical pathways of mineralisation and encountered strong quartz veining and alteration patterns, both common characteristics of copper-gold systems.

These findings confirm that the mineralised system extends vertically and laterally beyond what was previously understood. The northern boundary remains open, providing direction for expanded exploration efforts.

Geological Features and Project Scope

Mankayan continues to show geological consistency with large-scale porphyry systems. Indicators such as persistent veining, alteration, and mineral continuity support a broader structural footprint. The intercepts from this drill campaign suggest further resource development may be achievable along strike and at greater depths.

The latest results improve structural understanding of the deposit and assist in identifying additional zones that warrant follow-up. Observations from the core samples also support expectations of widespread mineralisation throughout the target area.

Strategic Direction and Development Focus

Blackstone Minerals is prioritising Mankayan as a core asset in its copper-gold exploration portfolio. The company's focus is to advance this project by identifying new drill targets and expanding its reach across underexplored zones. The copper market continues to play a key role in the resource sector, placing increased relevance on projects with scalable characteristics.

Ongoing work aims to outline the full extent of the mineralised system while maintaining a structured development approach. The project's orientation and geological markers align with the company’s exploration strategy.

Exploration Activity and Expansion Planning

Field data and drilling outcomes continue to inform expansion plans. With mineralisation still open at depth and along strike, the project remains active for continued work. Additional field campaigns are anticipated to refine targets and enhance the geological model.

Mankayan is positioned as a central focus in the company's strategy, contributing to its ongoing copper-gold initiatives. The drill program reinforces the potential scale of the system and supports further advancement of the project’s exploration stages.


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