TIDMGGP

RNS Number : 3229S

Greatland Gold PLC

03 November 2023

Greatland Gold plc (AIM: GGP)

E: info@greatlandgold.com

W: https://greatlandgold.com

: twitter.com/greatlandgold

NEWS RELEASE | 03 November 2023

First Phase of Drilling Completed at Paterson South Project

Stingray and Decka targets on the Budjidowns tenement successfully tested

THIS ANNOUNCEMENT CONTAINS INSIDE INFORMATION AS STIPULATED UNDER THE UK MARKET ABUSE REGULATIONS. ON PUBLICATION OF THIS ANNOUNCEMENT VIA A REGULATORY INFORMATION SERVICE, THIS INFORMATION IS CONSIDERED TO BE IN THE PUBLIC DOMAIN.

Greatland Gold plc (AIM:GGP) (Greatland or the Company) is pleased to announce the completion of its maiden drilling campaign at the Paterson South Project, under the farm-in and joint venture arrangement with Rio Tinto Exploration Pty Ltd (RTX) (see Greatland's RNS Announcement titled "Farm-in to Rio Tinto's highly prospective Paterson South tenure" dated 30 May 2023).

Diamond core (DD) and deep reverse circulation (RC) drilling was successfully completed at the Stingray and Decka targets at the Budjidowns tenement, both located along strike and within 20km of Greatland's world class Havieron gold-copper project.

Highlights:

-- Drilling effectively tested the magnetic source of the Stingray and Decka targets, identified as magnetite rich, mafic to intermediate metamorphosed intrusive igneous rocks

-- Peak gold assays of 0.26ppm Au and 0.17ppm Au were returned in single 1m intervals from 305m and 435m respectively in Stingray DD hole BUDJ0004

-- Assay results also show moderately anomalous gold (Au) and copper (Cu) in various narrow intervals, and pathfinder geochemistry including arsenic (As) and bismuth (Bi) and tellurium (Te)

This work has achieved the minimum commitment for the earn in by completing 2,000m of drilling and $1.1m of expenditure

Greatland Managing Director, Shaun Day, commented:

"We are pleased by the results from our maiden drilling program at Budjidowns, within the Paterson South Project, where two high priority targets were successfully tested. The program has identified the presence of anomalous gold and copper as well as pathfinder elements which is encouraging and informative."

"The rapid commencement of drilling following execution of the joint venture with Rio Tinto Exploration is testament to Greatland's commitment and ability to efficiently and safely explore the Paterson region, which we will continue across our expanded Paterson Province exploration portfolio."

"Completion of this program successfully achieved the minimum commitment of our Rio Tinto Exploration farm-in and joint venture agreement more than a year ahead of the 31 December 2024 deadline."

Overview of the Paterson South Project tenements and drilling campaign

Greatland completed its first drilling programme at the Paterson South Project within eight weeks of entering into the farm-in and joint venture arrangement with RTX and becoming project manager. The Company will be applying its regional technical knowledge and expertise, built through the discovery of Havieron, to the Paterson South Project. The application and interpretation of geophysical surveys (magnetic, gravity and electromagnetic) was key in the Havieron discovery and is central to Greatland's strategy at Paterson South.

Figure 1 : Paterson South Project tenements with Budjidowns Prospect Targets

Stingray

The Stingray target is the first magnetic target northwest along strike of Havieron and was modelled to be significantly shallower than the Havieron magnetic body. Only one drill hole by RTX (BUDJ0003) had previously tested the sizeable magnetic anomaly, intersecting anomalous copper and bismuth. Greatland completed BUDJ0004, 800m north of the previous hole, testing another part of the large magnetic anomaly body (Figure 2). Permian cover sequence was confirmed to 280m depth, and highly magnetic, massive metamorphosed mafic to intermediate intrusive igneous rocks intersected around the modelled inversion target from around 340 - 500m downhole.

Figure 2: Budjidowns Prospect tenement and drill collar locations

Alteration styles range from oxidation halos around late-stage chlorite veins, through to irregular and patchy epidote and retrograde chlorite-sericite.

The peak gold assay recorded was 1m @ 0.26ppm Au from 305m, in massive, medium to fine grained granodioritic rock. A 1m intersection of 0.17ppm Au from 435m, with coincident arsenic of 2m @ 29ppm As, bismuth of 1m @ 32.4ppm Bi, and copper of 1m @ 468.2ppm Cu from 435m was also returned (Table 2). These peaks form part of a larger 20m wide halo of anomalous As-Bi-Co-Cu-Pb-S pathfinder geochemistry from 430 - 450m, in weakly altered gabbro - diorite with silicification and minor quartz veining in a structurally disrupted zone.

The presence of elevated As - Bi - Cu associated with Au is highly encouraging as it is commonly associated with economic mineralisation elsewhere in the Paterson at Winu and Havieron.

Decka

Five deep RC holes at Decka confirmed the magnetic anomalies as being metamorphic mafic intrusives (Figure 2, Table 1), with minor intermediate to felsic lenses also being intersected. Depth of Permian cover varied from 225m (BUDJ0005) to 90m (BUDJ0007) below surface, being broadly shallower in the west.

While no economic gold or copper grades were identified, several moderately anomalous pathfinder geochemical intervals show alteration fluids were active in the area (Table 2). BUDJ0005A, targeting a coincident magnetic/EM anomaly, intersected an 8m interval from 298m of anomalous Cu - Bi (Table 2) with patchy Pb, S and Zn, at the contact with a K-altered, quartz veined, silicified granitic intrusive rock. The lithological contact being a rheological contrast and showing alteration fluids and enhanced metal geochemistry occurs in the system.

A similarly anomalous pathfinder interval was noted in BUDJ0006 from 354 - 366m, where a 12m @ 229ppm Cu interval was associated with patchy, anomalous Cr, Mg, Ni, Pb, S, Zn and traces of sulphide, in a weakly altered amphibolite. Alteration of a similar tenor with occasional quartz veining were noted in the remaining holes as well (Table 2).

Atlantis

Beyond Stingray and Decka, Greatland's next priority at the Budjidowns tenement is Atlantis which lies 6km along strike to the NNW of Decka (Figure 3) and has no effective drilling on +2km strike of magnetically anomalous targets. A review of this prospect is currently underway, with heritage access planning, detailed ground geophysics and potentially follow up drilling under review to test these targets.

Greater Paterson South exploration program

Work is underway to review historic exploration carried out across the rest of the +1,500km(2) Paterson South Project. A detailed on-ground heritage survey was recently completed over several targets on the Skylar, Wilki Lake and Basel tenements. Results from this survey are awaited, with field work including drilling to follow. Further geological interpretation of the rest of the tenement package is underway to develop targets, and allow on-ground work, as statutory and heritage approvals are obtained.

Contact

For further information, please contact:

Greatland Gold plc

Shaun Day, Managing Director | info@greatlandgold.com

Nominated Advisor

SPARK Advisory Partners

Andrew Emmott / James Keeshan / Neil Baldwin

greatlandgold@sparkapl.com | +44 203 368 3550

Corporate Brokers

Berenberg | Matthew Armitt / Jennifer Lee | +44 203 368 3550

Canaccord Genuity | James Asensio / George Grainger | +44 207 523 8000

SI Capital Limited | Nick Emerson / Sam Lomanto | +44 148 341 3500

Media Relations

UK - Gracechurch Group | Harry Chathli / Alexis Gore / Henry Gamble | +44 204 582 3500

Australia - Fivemark Partners | Michael Vaughan | +61 422 602 720

About Greatland

Greatland is a mining development and exploration company focused primarily on precious and base metals.

The Company's flagship asset is the world-class Havieron gold-copper project in the Paterson Province of Western Australia, discovered by Greatland and presently under development in joint venture with ASX gold major, Newcrest Mining Limited (which is the subject of an approved takeover by Newmont Corporation that is due to complete on 6 November 2023).

Havieron is located approximately 45km east of Newcrest's existing Telfer gold mine. The box cut and decline to the Havieron orebody commenced in February 2021. Total development now exceeds 2,820m including over 2,030m of advance in the main access decline (as at 8 October 2023). Subject to a positive feasibility study and Decision to Mine, Havieron is intended to leverage the existing Telfer infrastructure and processing plant. Access to Telfer will de-risk the development and reduces capital expenditure.

Greatland has a proven track record of discovery and exploration success and is pursuing the next generation of tier-one mineral deposits by applying advanced exploration techniques in under-explored regions. Greatland has a number of exploration projects across Western Australia and in parallel to the development of Havieron is focused on becoming a multi-commodity miner of significant scale.

Competent Persons Statement

Information in this announcement pertaining to Reporting of Exploration Results has been reviewed and approved by Mr Damien Stephens, a Member of the AusIMM, who has more than 30 years relevant industry experience. Mr Stephens is a full-time employee of the Company and has a financial interest in Greatland. Mr Stephens has sufficient experience relevant to the style of mineralisation and type of deposit under consideration, and to the activity which he is undertaking to qualify as a Competent Person as defined by the 2012 Edition of the Australasian Code for Reporting of Exploration Results, Mineral Resources and Ore Reserves (the JORC Code) and under the AIM Rules - Note for Mining and Oil and Gas Companies, which outline standards of disclosure for mineral projects. Mr Stephens consents to the inclusion in this announcement of the matters based on this information in the form and context in which it appears. Mr Stephens confirms that the Company is not aware of any new information or data that materially affects the information included in the historical market announcements, and that the form and context in which the information has been presented has not been materially modified.

APPENDIX

Table 1 - Budjidowns Drill Hole Collars (MGA2020 z51)

 
              Drill 
    Hole       Type        Prospect         East     North    RL    Dip   Azi   EOH (m) 
  BUDJ0004      DD         Stingray        459850   7607018   253   -80   330    768.3 
             -------  ------------------  -------  --------  ----  ----  ----  -------- 
  BUDJ0005      RC       Decka EM/Mag      457363   7615657   272   -80   360     222 
             -------  ------------------  -------  --------  ----  ----  ----  -------- 
 BUDJ0005A      RC       Decka EM/Mag      457357   7615655   272   -80   360     312 
             -------  ------------------  -------  --------  ----  ----  ----  -------- 
  BUDJ0006      RC         Decka FM1       455869   7615902   276   -80   180     402 
             -------  ------------------  -------  --------  ----  ----  ----  -------- 
  BUDJ0007      RC     Decka - Smuggler    453471   7615925   279   -80   180     366 
             -------  ------------------  -------  --------  ----  ----  ----  -------- 
  BUDJ0008      RC         Decka FM2       455632   7614817   271   -80   180     402 
             -------  ------------------  -------  --------  ----  ----  ----  -------- 
  BUDJ0009      RC         Decka FM4       459129   7614870   267   -60   10      306 
             -------  ------------------  -------  --------  ----  ----  ----  -------- 
  BUDJWB01      RC        Water Bore       453475   7615922   279   -90    0      60 
             -------  ------------------  -------  --------  ----  ----  ----  -------- 
 

Table 2 - Geochemically Anomalous* Intersections Budjidowns Drilling

 
    Hole      From          Interval   Au (ppm)   Cu (ppm)   Ag (ppm)     Bi       As     Pb (ppm)     Zn 
                      To                                                 (ppm)    (ppm)               (ppm) 
  BUDJ0004    305    306       1         0.26        -          -         -        -         -         - 
             -----  -----  ---------  ---------  ---------  ---------  -------  -------  ---------  ------- 
              358    359       1          -          -          -         -        -        183       1229 
             -----  -----  ---------  ---------  ---------  ---------  -------  -------  ---------  ------- 
              435    436       1        0.176       4686       2.79      326       26       166        - 
             -----  -----  ---------  ---------  ---------  ---------  -------  -------  ---------  ------- 
 BUDJ0005A    298    306       8          -         3556        -         3        -         -         - 
             -----  -----  ---------  ---------  ---------  ---------  -------  -------  ---------  ------- 
  BUDJ0006    354    366       12         -         2296        -         -        -         -         - 
             -----  -----  ---------  ---------  ---------  ---------  -------  -------  ---------  ------- 
 
      Incl.   355     361      6          -          -          -         -        -        124       281 
             -----  -----  ---------  ---------  ---------  ---------  -------  -------  ---------  ------- 
  BUDJ0007    225    234       9          -          -          -         6        71       375       498 
             -----  -----  ---------  ---------  ---------  ---------  -------  -------  ---------  ------- 
 

*intercepts are defined as Au > 0.1 g/t ppm, Cu > 200 ppm or Zn + Pb > 300ppm. Bi, Ag and As are considered pathfinders for Au and Cu in the Paterson Province.

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