From Discovery to Scale: Onyx Gold’s Aggressive Timmins Drill Program

From Discovery to Scale: Onyx Gold’s Aggressive Timmins Drill Program

From Mining Stock Daily by Trevor Hall

April 28, 2026 · 22 min

About this episode

Trevor Hall interviews Onyx Gold CEO Brock Colterjohn about the company's winter drilling campaign and its implications for the Monroe Croesus project.

Trevor Hall sits down with Onyx Gold CEO Brock Colterjohn to unpack a major winter drilling campaign that continues to deliver strong results from the Argus zones in Timmins, Ontario. The conversation highlights the rapid expansion of mineralization along the Pipestone structure, including new high-grade discoveries that are reshaping the scale and potential of the Monroe Croesus project. Colterjohn outlines how systematic drilling, improved geological understanding, and new geophysical tools are driving a transition from a single discovery to a district-scale opportunity. With multiple rigs turning, a fully funded program, and steady news flow ahead, Onyx is positioning itself for a transformative year in exploration

People in this episode

Host: Trevor Hall

Guest: Brock Colterjohn

Topics covered

  • drilling
  • mineralization
  • exploration
  • geology
  • high-grade discoveries
  • district-scale opportunity

Keywords

  • Onyx Gold
  • Brock Colterjohn
  • drilling campaign
  • Timmins
  • mineralization
  • geophysical tools
  • exploration
  • high-grade discoveries

Mentioned in this episode

Organizations: Onyx Gold

Places: Timmins, Ontario, Pipestone, Monroe Croesus

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