Auravelle Expands Exploration Push at Nuckulla Hill

Highlights

• Auravelle advances exploration activity across the Nuckulla Hill project area.

• New aerial magnetic survey designed to refine gold exploration targets.

• Further drilling and metallurgical studies planned at the Sheoak prospect.

Auravelle Metals begins a new exploration phase at Nuckulla Hill in South Australia, combining aerial surveys, geological analysis and drilling programs to expand understanding of gold mineralisation within the Yarlbrinda Shear Zone.

Expanding Exploration Efforts in South Australia

The discussion around Auravelle launches major new exploration phase at Nuckulla Hill has drawn attention across the Australian resource sector as Auravelle Metals Ltd (ASX:AUV) begins an extensive exploration campaign at its Nuckulla Hill Project in South Australia. The initiative marks a new stage in the company’s effort to strengthen geological understanding and refine exploration targets across a mineralised corridor known for hosting gold systems.

Auravelle Metals has initiated a detailed aerial magnetic survey designed to map geological structures along the Yarlbrinda Shear Zone. The survey covers the entire strike of this mineralised corridor within the company’s tenements and is expected to generate high-resolution magnetic data to support upcoming drilling activities.

The new exploration program highlights a broader effort to expand geological knowledge across the project area. By integrating advanced geophysical techniques with drilling results and geochemical data, the company aims to sharpen exploration targeting and uncover additional mineralised zones.

Exploration activity within the Australian mining sector continues to draw attention from investors and market observers who closely follow companies listed on indices such as the ASX 200. Projects that combine large geological structures with systematic exploration programs often generate strong industry interest.

Understanding the Nuckulla Hill Project

Geological Setting and Regional Significance

The Nuckulla Hill Project is situated within South Australia and sits along the Yarlbrinda Shear Zone, a regional structural corridor recognised for its association with gold mineralisation. Shear zones often act as pathways for mineralising fluids, making them key exploration targets in many gold districts.

Auravelle Metals controls a large land position along this geological feature, allowing the company to conduct exploration across an extended strike length. The presence of multiple structural trends and alteration patterns within the project area provides favourable conditions for gold deposits to form.

The new aerial magnetic survey is designed to detect subtle variations in magnetic signatures that may reveal faults, shear zones and lithological contacts. These geological features frequently control the location of mineral deposits, making geophysical mapping an important early-stage exploration tool.

Data gathered from the survey will support detailed geological interpretation and assist in prioritising targets for drilling. The approach reflects a growing industry trend where advanced exploration technology is integrated with traditional geological fieldwork to improve targeting accuracy.

Companies listed within benchmarks such as the ASX 300 often rely on similar exploration strategies to expand their resource base and strengthen project pipelines.

High-Resolution Magnetic Survey Underway

Enhancing Geological Targeting

The aerial magnetic survey represents a major step forward in Auravelle’s exploration strategy at Nuckulla Hill. Compared with earlier regional datasets, the new survey is designed to provide significantly higher detail across the project area.

Magnetic surveys measure variations in the Earth’s magnetic field caused by different rock types and geological structures. When interpreted alongside geological mapping and soil sampling, these datasets can highlight structures that may host mineralisation.

For Auravelle Metals, the new survey aims to:

• Identify previously unrecognised geological structures

• Refine the position of known shear zones and faults

• Generate new exploration targets across the project area

• Support the design of upcoming drilling programs

By mapping structural features with greater precision, the survey is expected to guide exploration teams toward areas where mineralisation may occur.

The company is also integrating the survey results with a recent structural targeting review and soil sampling program. Together, these datasets will form the foundation for future exploration decisions.

Sheoak Prospect Emerges as a Key Focus

Advancing Geological Understanding

While exploration continues across the broader Nuckulla Hill project, the Sheoak prospect remains one of the most advanced targets within the tenement package.

Recent reverse circulation drilling at Sheoak identified encouraging gold mineralisation within a broader zone of anomalous geochemistry. The results prompted additional geological work aimed at improving the understanding of how mineralisation is controlled within the prospect.

To support this effort, Auravelle Metals recently completed a down-hole televiewer survey across several existing drill holes.

A down-hole televiewer is a specialised geophysical tool used to capture high-resolution images of the rock walls inside a drill hole. These images allow geologists to examine structures such as fractures, faults and bedding planes that may influence mineralisation.

Information gathered from these surveys helps determine the orientation of mineralised zones and provides insights into how gold deposits may extend at depth.

Understanding these structural controls is essential when planning additional drilling programs. It allows exploration teams to target the most favourable geological positions rather than drilling blindly across the project area.

Metallurgical Testwork Begins

Early Assessment of Gold Recovery

Alongside geological studies, Auravelle Metals has also initiated preliminary metallurgical testwork at the Sheoak prospect.

Metallurgical testing is a critical component of mineral exploration and project evaluation. While geological exploration focuses on locating mineralisation, metallurgical studies determine how effectively metals can be recovered from ore.

At Sheoak, the company has begun bottle roll leaching tests on selected mineralised samples. These laboratory tests simulate the process used to extract gold from crushed rock and provide an early indication of recovery characteristics.

The results will help establish whether the mineralisation responds well to conventional gold processing methods. Positive outcomes from these studies can provide valuable guidance for future project evaluation and development scenarios.

Although exploration remains the primary focus, early metallurgical testing allows the company to build a clearer picture of the project’s technical characteristics.

Upcoming Drilling Programs

Expanding Mineralisation at Sheoak

With geological interpretation and geophysical data progressing, Auravelle Metals is preparing for the next stage of drilling at the Sheoak prospect.

The upcoming reverse circulation drilling campaign aims to:

• Extend known gold mineralisation along strike

• Test mineralisation at deeper levels

• Infill gaps between existing drill holes

• Evaluate additional targets identified from recent studies

By expanding the drilling grid across the prospect, the company seeks to determine the continuity and scale of the mineralised system.

Drilling programs often represent a critical stage in exploration because they provide the physical samples needed to confirm geological models.

Results from this campaign will be combined with data from the aerial magnetic survey to refine exploration plans across the broader Nuckulla Hill project.

Exploration progress from companies within Australia’s mining sector is frequently monitored by market participants tracking indices such as the ASX 100, where resource companies play a significant role.

Discovery-Focused Exploration Across Nuckulla Hill

Air-Core Drilling to Test New Targets

Beyond the Sheoak prospect, Auravelle Metals is also preparing discovery-focused exploration across the wider Nuckulla Hill project area.

The company plans to conduct air-core drilling to test targets generated by the new magnetic survey and soil sampling programs.

Air-core drilling is commonly used in early-stage exploration because it allows rapid testing of large areas at relatively low cost. The technique collects samples from shallow depths, providing valuable geochemical information that can highlight zones of mineralisation.

Targets identified through this program may later be followed up with deeper reverse circulation drilling if results indicate favourable mineralisation.

The strategy reflects a systematic exploration approach where early-stage techniques identify prospective areas before more detailed drilling is undertaken.

The Role of Exploration in Australia’s Gold Sector

Gold exploration remains an important component of Australia’s resource industry. The country hosts numerous mining districts where ongoing exploration continues to uncover new mineralised systems.

Projects such as Nuckulla Hill illustrate how exploration companies combine geological interpretation, geophysical surveys and drilling to search for new deposits.

Many investors interested in the Australian resources sector also track companies known for returning income through categories such as ASX dividend stocks. However, exploration companies typically focus on discovery and resource growth rather than income distribution.

Successful exploration programs can lead to new mineral discoveries, expanded resource estimates and long-term project development opportunities.

Long-Term Exploration Strategy

Integrating Data and Technology

Auravelle Metals’ exploration strategy at Nuckulla Hill reflects a modern, data-driven approach to mineral exploration.

The program integrates multiple datasets, including:

• High-resolution aerial magnetic surveys

• Soil geochemistry results

• Structural geology studies

• Down-hole imaging data

• Metallurgical testwork results

By combining these tools, geologists can develop more accurate geological models and focus drilling on areas most likely to host mineralisation.

This approach helps reduce exploration uncertainty while increasing the efficiency of drilling programs.

As the new datasets are processed and interpreted, they are expected to guide exploration decisions across the Nuckulla Hill project for the coming phases of work.

Outlook for Nuckulla Hill Exploration

Exploration activity at the Nuckulla Hill Project continues to progress through several stages of technical work.

The aerial magnetic survey is currently generating new geophysical data across the Yarlbrinda Shear Zone. At the same time, geological interpretation and metallurgical studies are improving understanding of the Sheoak prospect.

Upcoming drilling programs are expected to test both existing mineralised zones and newly identified exploration targets.

Together, these efforts represent a comprehensive exploration campaign designed to unlock the geological potential of the project area.

As results from these programs emerge, they will contribute to a broader understanding of the mineral systems present at Nuckulla Hill and may guide future exploration across the region.