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Diamond Drilling Intercepts Up to 28m at 2.24 g/t Au Beneath Kirgella Gift

Mining By Maxwell Dee 3 min read

Kalgoorlie Gold Mining’s recent diamond drilling at Kirgella Gift and Providence deposits reveals thick gold mineralisation extending well below previous resource estimates, signalling promising vertical growth potential.

  • First-pass diamond drilling intersects thick gold mineralisation at Kirgella Gift and Providence
  • Gold mineralisation extends to depths of up to 300 metres, beyond current inferred resources
  • New structural faults identified that offset mineralisation, complicating continuity
  • Program co-funded by Western Australian Government’s Exploration Incentive Scheme
  • Data collected supports future resource upgrades and targeted follow-up drilling planned

Diamond Drilling Breaks New Ground

Kalgoorlie Gold Mining Limited (ASX, KAL) has announced encouraging results from its inaugural diamond drilling campaign at the Kirgella Gift and Providence gold deposits, part of its Pinjin Project in Western Australia. The four-hole program, totalling over 1,150 metres and co-funded by the WA Government’s Exploration Incentive Scheme, has intersected thick zones of orogenic gold mineralisation extending significantly deeper than previously recorded.

These results confirm that the primary gold system continues to at least 300 metres vertical depth, which is about 160 metres below the existing 76,000-ounce inferred mineral resource estimate. This vertical extension is a key development, suggesting the deposits have more substantial depth potential than earlier reverse circulation drilling indicated.

Structural Complexity and New Targets

Beyond confirming depth extensions, the drilling program has also shed light on the structural geology controlling gold mineralisation. KalGold identified previously unrecognised north-south striking, east-dipping faults that offset the mineralised shear zones. These structural complexities may explain some discontinuities in mineralisation and will be critical in guiding future drilling to track and target faulted or offset gold lodes.

Interestingly, the targeted intersection zones based on magnetic data were not fully tested, as the structures appear to dip more steeply than initially interpreted. This has shifted the priority target area westward, beyond current drill coverage, opening new exploration frontiers beneath the Kirgella Gift deposit.

Supporting Data for Resource Upgrades

The diamond drilling has provided more than just assay results; it has delivered vital structural, geotechnical, and density data from oriented core samples. These datasets are essential for future updates to the JORC Code compliant mineral resource estimates and eventual ore reserve calculations, underpinning the economic assessment of the deposits.

KalGold’s Managing Director Matt Painter highlighted the significance of intersecting thick mineralisation in previously untested areas and the potential for vertical continuity of high-grade zones. The company is already planning follow-up drilling to test these new targets and to better define the resource at depth.

Strategic Position in a Tier One Gold Province

The Pinjin Project sits within the prolific Laverton Tectonic Zone, a major gold-producing region in Western Australia, neighbouring Ramelius Resources’ Rebecca Gold Project. KalGold’s ongoing exploration across multiple targets, including Lighthorse and Bulong Taurus, aims to build on its current resource base of over 214,000 ounces of gold.

The recent drilling success at Kirgella Gift and Providence reinforces the company’s strategy of unlocking value through low-cost, shallow, and now deeper gold resource definition in a highly prospective region.

Bottom Line?

KalGold’s deeper drilling success at Kirgella Gift sets the stage for a resource upgrade and new exploration targets that could reshape the Pinjin Project’s potential.

Questions in the middle?

  • Will follow-up drilling confirm the vertical continuity and repetition of high-grade gold mineralisation?
  • How will the newly identified fault structures impact resource modelling and mining plans?
  • What is the timeline for updated JORC resource estimates incorporating the diamond drilling data?