29 sep 25   rockfire resources - new partner to advance the marengo goldfield rockfire resources plc | rock | 0.2 0.02 11.9% | mkt cap: 14.5m    rns number : 1056b rockfire resources plc 29 september 2025   29 september 2025 rockfire resources plc ("rockfire" or the "company")   new partner to advance the marengo goldfield in australia   rockfire resources plc (lon: rock), the base metal, critical mineral and precious metal exploration company, is pleased to announce that the company has entered into a new farm-in agreement at its 100%-owned marengo gold project in queensland, australia. the purpose of the farm-in will be to advance exploration for high-grade gold, silver and copper.   highlights   •      rockfire has entered into a binding farm-in agreement with eastern resources limited ("eastern") to advance the marengo gold deposit in queensland. eastern is listed on the australian stock exchange (asx:efe).   •      the farm-in is over the marengo tenement (epm25715) (the "tenement")   •      the farm-in sees eastern sole-funding exploration at marengo for the next 3 years, with funding being engaged on direct expenditure on the tenement.   •      rockfire will continue to focus its financial, logistical and human resources on the molaoi zinc deposit in greece, which hosts an inferred, jorc resource of 15 million tonnes @ 7.26% zinc, 1.75% lead, and 39.5g/t silver for 1.5mt of zinc equivalent. the project also hosts the critical mineral, germanium.   •      rockfire has the option to retain 20% ownership of marengo, and to participate 20% expenditure in on-going exploration, or it may elect to convert its right over a 20% share to a 1.5% net smelter royalty. with this structure, any discovery success by eastern will directly benefit shareholders of rockfire.         david price, chief executive officer of rockfire, commented: "the establishment of this farm-in and eventual joint venture is a positive step for the marengo project and for rockfire generally. this enables our team to focus its efforts on the molaoi project in greece and allows for the advancement of marengo at the same time." "the joint venture structure is designed so that eastern will sole-fund exploration costs on the project, with minimum allowance for administration costs. we are delighted to welcome eastern resources to the marengo project, and we believe that the team at eastern will deliver sound geological understanding to the project, which we all hope will result in a significant discovery." "in the meantime, our drilling at molaoi in greece has recommenced and the market will be informed regularly as our drilling programme progresses and as drilling results are received."   principal terms of the joint venture the farm-in involves the marengo goldfield project exploration permit epm25715 in queensland, australia. as at 30 june 2025, the company's last announced financial statement, the tenements accounted for £292,831 of the company's intangible assets. as all expenditure on the tenement is capitalised, there were no losses or profits attributed to the tenement. during the sole funding period, eastern must keep the tenements in good order and meet all statutory reporting, rehabilitation and expenditure obligations. this includes meeting the following expenditure on the tenement (being for exploration and compliance activities): •           within the first 12-month period (stage one), expend at least aud $250,000 •          within the second 12-month period (stage two), expend an additional amount of at least $500,000; and •          within the third 12-month period (stage three), expend an additional amount of at least $750,000 this results in a total expenditure of aud$1,500,000 to the end of stage three. on meeting expenditure in each stage, rockfire will: •           at the completion of stage one, transfer a 20% interest in the tenement; •          at the completion of stage two, transfer an additional 31% interest in the tenement; and •          at the completion of stage three, transfer an additional 29% interest in the tenement, this results in a total of 80% interest in the tenement once all of the expenditure has been made. the broad outline of the joint venture agreement (to be subsequently signed) allows for the following: •        once eastern has achieved an 80% equity in marengo, the parties will continue to fund the project jointly on a pro-rata basis in accordance with a joint venture agreement to be finalised. •        eastern shall pay aud$1 million to rockfire in cash or eastern shares at eastern's option, upon eastern announcing a jorc mineral resource estimate (mre) of at least 500,000 ounces of gold, with a minimum average grade of 2.5 grams per ton au. if eastern elects to issue shares, the value will be at the 30 day vwap for such shares at the time of announcement.   about eastern resources limited eastern resources is a diversified minerals explorer currently progressing an iron and copper project in victoria and two lithium projects in western australia   for further information on the company, please visit www.rockfireresources.com or contact the following:      rockfire resources plc: info@rockfire.co.uk david price, chief executive officer      allenby capital limited (nominated adviser & broker): tel: +44 (0) 20 3328 5656 john depasquale / dan dearden-williams (corporate finance)  matt butlin (sales and corporate broking)     cmc markets uk plc (joint broker) +44 (0)20 3003 8632 douglas crippen        qualified person statement the technical information in this announcement is based on information compiled by mr david price, the chief executive officer of rockfire resources plc, who is a fellow of the australasian institute of mining and metallurgy (f.ausimm). mr price has sufficient experience relevant to the style of mineralisation and type of deposit under consideration and to the activity which has been undertaken to qualify as a "qualified person" in accordance with the aim rules guidance note for mining and oil & gas companies. mr price consents to the inclusion in the announcement of the matters based on their information in the form and context in which it appears.   notes to editors rockfire resources plc (lon: rock) is a gold, base metal and critical mineral exploration company, with a high-grade zinc/lead/silver/germanium deposit in greece and a portfolio of gold/copper/silver projects in queensland australia. ·    the molaoi deposit in greece has a jorc inferred mineral resource of 15.0 million tonnes @ 7.26% zn, 1.75% pb and 39.50g/t ag, for 1.5 million tonnes of zneq. metal. this resource uses a 4% low-grade cut, and equates to 1.09 million tonnes of zinc, 260,000 tonnes of lead and 19.1 million ounces of silver.   ·    the plateau deposit in queensland has a jorc resource of 131,000 ounces of gold and 800,000 ounces of silver, using a 0.5g/t au cut off. 53,000 of these ounces lie within the top 100m from surface. plateau is subject to a farm-in by asx-listed sunshine metals ltd (asx:shn). this information is provided by rns, the news service of the london stock exchange. rns is approved by the financial conduct authority to act as a primary information provider in the united kingdom. terms and conditions relating to the use and distribution of this information may apply. for further information, please contact rns@lseg.com or visit www.rns.com.  rns may use your ip address to confirm compliance with the terms and conditions, to analyse how you engage with the information contained in this communication, and to share such analysis on an anonymised basis with others as part of our commercial services. for further information about how rns and the london stock exchange use the personal data you provide us, please see our privacy policy.   end   agrpkfbkpbkdccb return to news summary

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