Latest Mammoth Minerals (Asx:M79) News

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Mammoth Minerals has raised A$7.5 million through a placement to accelerate exploration at its high-grade Excelsior and Bella Gold Projects in Nevada, aiming to unlock significant gold potential.
Maxwell Dee
Maxwell Dee
3 Dec 2025
Mammoth Minerals has identified a major new 5.5km by 4.2km intrusive complex at its Excelsior Gold Project in Nevada, drawing parallels to the prolific 4.2Moz Goldfield Caldera. Concurrent surveys at its Skyline Project in Canada bolster its base metals exploration pipeline, while plans for a strategic spinout are underway.
Maxwell Dee
Maxwell Dee
26 Nov 2025
Mammoth Minerals has delivered promising initial diamond drilling results at its Excelsior Gold Project in Nevada, confirming extensive high-grade gold mineralisation and validating its geological targeting model.
Maxwell Dee
Maxwell Dee
24 Nov 2025
Mammoth Minerals has expanded its Excelsior Gold-Silver Project in Nevada by 340%, staking 83.6 square kilometres rich with historic mineral occurrences. Early exploration and geophysical surveys are underway to unlock the potential of this strategically enlarged land package.
Maxwell Dee
Maxwell Dee
11 Nov 2025
Mammoth Minerals has significantly expanded the high-grade Blue Dick Trend at its Excelsior Gold-Silver Project in Nevada, reporting outstanding silver, gold, copper, and antimony results from recent sampling.
Maxwell Dee
Maxwell Dee
7 Nov 2025
Mammoth Minerals has completed key US gold project acquisitions and launched exploration drilling, backed by a $5 million capital raise and strategic board appointments.
Maxwell Dee
Maxwell Dee
31 Oct 2025
Mammoth Minerals has intensified its exploration at the Excelsior Gold-Silver Project with a second drill rig, aiming to deliver its first resource estimate by Q4 2025. A comprehensive magnetics survey further sharpens targeting across multiple mineralised trends.
Maxwell Dee
Maxwell Dee
9 Oct 2025
Mammoth Minerals has initiated its first-ever diamond drilling campaign at the Excelsior Gold-Silver Project in Nevada, aiming to unlock detailed geological insights and advance metallurgical testing. Meanwhile, the company has deferred payment terms on its Skyline Copper Project in Canada as it sharpens focus on US gold assets.
Maxwell Dee
Maxwell Dee
6 Oct 2025
Mammoth Minerals reveals a major deep-seated intrusive target at its Picha Copper Project in Peru, supported by advanced geophysical surveys under the BHP Xplor program. This finding aligns with surface copper mineralisation and sets the stage for refined exploration.
Maxwell Dee
Maxwell Dee
25 Sept 2025
Mammoth Minerals has agreed to sell a 90% stake in its Paterson copper-gold project to Cloudbreak Discovery for AUD 3.1 million in shares, refocusing its efforts on high-grade US assets while retaining a strategic interest in Paterson.
Maxwell Dee
Maxwell Dee
4 Sept 2025
Mammoth Minerals has initiated the second phase of exploration at its Excelsior Gold-Silver Project in Nevada, leveraging a pioneering 3D underground survey of the historic Blue Dick Mine to guide upcoming drilling.
Maxwell Dee
Maxwell Dee
26 Aug 2025
Mammoth Minerals has finalized its acquisition of two promising US gold projects and revamped its leadership to spearhead a high-grade gold drilling campaign.
Maxwell Dee
Maxwell Dee
19 Aug 2025