Highlights

  • Rock-chip sampling at the Lammerlaw Gold Project returned gold assays up to 5.42 g/t at the Devils Creek target in New Zealand’s Central Otago region
  • Soil geochemistry identified coherent arsenic anomalies, including a peak result of 757 ppm, suggesting continuity of the mineralised system along strike
  • A separate ~600 metre arsenic soil anomaly was defined at an untested structural target, expanding the exploration footprint within the project area

Critical Resources Limited (ASX:CRR) traded at AUD 0.0080 on 26 May 2026, reflecting a marginal intraday decline of 0.0005, or 5.88 percent. The company remains positioned within the micro-cap segment of the Australian Securities Exchange, where price movements are frequently influenced by exploration updates, drilling results, and early-stage geological interpretations rather than Earnings or Cash Flow metrics.

Over recent trading periods, Liquidity in CRR has remained relatively low, consistent with broader patterns observed across junior exploration equities. In this segment, market activity is typically event-driven, with sentiment shaped by exploration announcements that may indicate potential resource development pathways. The latest update from the company has drawn attention due to confirmation of surface-level gold mineralisation and newly identified geochemical anomalies within its New Zealand exploration portfolio.

Lammerlaw Gold Project Overview

The Lammerlaw Gold Project is located in Central Otago, New Zealand, an area historically associated with orogenic gold systems and limited modern exploration coverage. The project forms part of a broader 1,694 square kilometre landholding held by Critical Resources across New Zealand, targeting structurally controlled gold and polymetallic mineral systems.

Exploration activity at Lammerlaw has focused on early-stage target generation through geological mapping, rock-chip sampling, soil geochemistry, and geophysical interpretation. The current program is designed to refine high-priority zones for potential future drilling, with no drilling completed to date at the Devils Creek target.

The geological interpretation underpinning the program highlights structural corridors within the Otago Schist Belt, where deformation zones and lithological contrasts are considered prospective for shear-hosted gold mineralisation.

Devils Creek Target and Surface Gold Confirmation

The Devils Creek area represents the most advanced exploration focus within the Lammerlaw Project. Historical workings, including small adits and trenches, have previously indicated the presence of gold-bearing structures, although modern systematic exploration has been limited.

Recent rock-chip sampling conducted by Critical Resources returned a peak assay of 5.42 grams per tonne gold from surface material within the Devils Creek workings area. Additional float samples along the interpreted structural trend returned grades of 1.63 g/t, 1.45 g/t, and 0.48 g/t gold, reinforcing the presence of mineralisation along strike.

These results are significant in the context of early-stage exploration as they confirm gold mineralisation at surface within a structurally interpreted corridor. The distribution of samples also suggests continuity of mineralised veining, although the extent and geometry of the system remain untested through drilling.

The company has indicated that follow-up work will focus on structural mapping, infill sampling, and extension of surface geochemistry to better define the scale and continuity of the mineralised zone.

Soil Geochemistry and Arsenic Pathfinder Anomalies

In addition to rock-chip sampling, the company completed a first-pass soil geochemistry program comprising 107 samples collected using hand auger techniques. The program targeted both Devils Creek and a second reconnaissance area referred to as Target Two.

At Devils Creek, soil sampling identified coherent arsenic anomalism associated with mapped structural features, historical workings, and gold-bearing rock-chip results. The highest recorded arsenic value reached 757 parts per million, interpreted as a geochemical signature consistent with potential hydrothermal mineralisation.

Arsenic is commonly used as a pathfinder element in orogenic gold systems, where it can indicate the presence of sulphide-bearing mineralised structures. The spatial relationship between arsenic anomalies and surface gold results provides additional support for the geological model being tested at Lammerlaw.

However, the dataset remains reconnaissance in nature. The company has not defined mineralised widths, grade continuity, or any resource estimate, and the results are interpreted primarily as targeting tools for future exploration phases.

New Target Generation and Structural Interpretation

A notable outcome of the soil program is the identification of a separate approximately 600 metre arsenic anomaly at a previously untested structural target. This anomaly was not identified in earlier datasets and represents a new exploration focus within the broader Lammerlaw project area.

The interpretation is based on structural and geophysical analysis, suggesting that deformation zones within the region may act as conduits for mineralising fluids. The presence of geochemical anomalies along these structures supports continued exploration interest, although the area remains at a preliminary stage of assessment.

The company has outlined plans for follow-up soil sampling and mapping to further define the anomaly and assess its potential geological source.

Broader Exploration Framework Across Lammerlaw

Beyond Devils Creek and Target Two, Critical Resources is evaluating additional targets within the Lammerlaw tenure. These include the Stony Creek trend, characterised by historical antimony workings and elevated tungsten geochemistry, and the TZ3–TZ4 structural boundary, which is interpreted as a regionally significant contact zone within the Otago Schist Belt.

These broader targets are being assessed through a staged exploration approach, incorporating geochemical, geological, and geophysical datasets. The objective is to prioritise areas with the strongest multi-element and structural indicators for future drilling consideration.

The company has also trialled catchment-water geochemical sampling as a low-cost reconnaissance tool. Preliminary results indicated measurable dissolved arsenic levels in select catchments, supporting its potential use in broader target screening across the project area.

Exploration Strategy and Forward Program

Critical Resources has outlined a continued focus on systematic, low-cost exploration across its New Zealand portfolio. At Lammerlaw, near-term activity is expected to concentrate on refining the Devils Creek target through detailed structural mapping and expanded geochemical sampling programs.

At Target Two, infill soil sampling and rock-chip analysis will be used to determine the source of the newly identified arsenic anomaly. Across the broader portfolio, including Croesus, Cap Burn, and Silver Peaks, field programs are progressing through early-stage evaluation phases.

The company’s approach reflects a sequential exploration model, where geochemical and structural indicators are progressively integrated to define higher-priority drill targets. This method is commonly applied in greenfield exploration environments where geological continuity has yet to be confirmed through drilling.

Conclusion

Critical Resources Limited continues to advance early-stage exploration across its Lammerlaw Gold Project, with recent results confirming surface gold mineralisation and identifying multiple geochemical anomalies across structurally interpreted targets. While the dataset remains preliminary, the combination of rock-chip assays and soil geochemistry provides a clearer framework for ongoing target definition.

The share price performance of ASX: CRR reflects typical Volatility associated with micro-cap exploration companies, where valuation is closely linked to news flow and perceived geological potential rather than established production or Revenue metrics. The latest announcement contributes to an evolving exploration narrative across the company’s New Zealand portfolio, with further work required to determine the scale and economic significance of the identified systems.