Azteca Cold and Wet Commissioning Underway

Cadence advances Azteca plant commissioning, but production and cash flow remain contingent on approvals.

What the company is saying

Cadence Minerals reports that cold and wet commissioning are underway at the Azteca processing plant, following mechanical completion on 4 September 2026. The company highlights that SEMA/AP, the Amapá State Environmental Secretariat, has completed its site inspection for hot commissioning, with no issues raised, but formal approval is still pending. The narrative emphasizes progress toward operational readiness, with hot commissioning at 25%-50% capacity as the next milestone. Management frames the update as a critical step toward generating initial cash flow and supporting broader project redevelopment. CEO Kiran Morzaria is quoted to reinforce the team's readiness and the importance of securing the Operating Licence. The announcement foregrounds project scale and economic potential, referencing a US$1.97 billion post-tax NPV and a 15-year mine life, while acknowledging that full production and shipments depend on regulatory and technical milestones yet to be achieved.

What the data suggests

Cadence has invested approximately US$16.1 million in the Amapá Project as of 31 May 2026 and holds a 36.2% equity interest in Pedra Branca Alliance Pte Ltd, which owns 100% of DEV Mineração S.A., the project operator. The Amapá Project hosts a JORC-compliant Mineral Resource of 276.2 million tonnes at 38% Fe and a Proven and Probable Ore Reserve of 195.8 million tonnes at 39.34% Fe. An updated Pre-Feasibility Study from December 2024 projects the potential to produce 5.5 million tonnes per annum of 67.5% Fe concentrate, with a post-tax NPV (10%) of US$1.97 billion over 15 years. Azteca is targeting initial production of approximately 380,000 tonnes per annum of 65% Fe concentrate from tailings. Cold and wet commissioning are ongoing, with hot commissioning at 25%-50% of plant capacity planned as the next step. No concentrate has been reported as produced or sold, and commercial operations remain dependent on successful hot commissioning and regulatory approval. All forward-looking figures are based on studies or planned milestones, not realised results.

Analysis

The announcement is generally positive in tone, highlighting the progress to cold and wet commissioning at the Azteca plant and referencing significant project milestones such as mechanical completion and a recent regulatory inspection. However, most of the key claims are forward-looking: hot commissioning, grant of the Operating Licence, and the start of production are all contingent on future regulatory approval and successful technical outcomes. The only realised figures are the investment to date (US$16.1M), ownership structure, and static resource/reserve data. The projected production rates, NPV, and cash flow are all based on pre-feasibility studies and are not yet realised. The capital intensity is high, with substantial investment already made and further outlays implied, but no immediate earnings or cash flow are reported. The narrative is somewhat inflated by referencing large-scale production and NPV figures before regulatory and operational hurdles are cleared, but the update does reflect genuine project advancement.

Risk flags

• ●Regulatory approval risk is significant: full production and shipments cannot commence until SEMA/AP grants the Operating Licence, and while no issues were raised during inspection, the authority's formal response is still pending.
• ●Operational risk remains high: the plant has not yet undergone hot commissioning, and actual processing performance, grade, and recovery rates have not been demonstrated at scale. Any technical setbacks during this phase could delay or reduce initial production.
• ●Commercial risk is present: initial production targets of 380,000 tonnes per annum and early cash flow are contingent on successful commissioning and marketable concentrate quality, but no sales contracts or offtake agreements are disclosed.
• ●Capital intensity is notable: Cadence has invested US$16.1 million to date, and further capital may be required if commissioning or ramp-up encounters delays or cost overruns.
• ●Forward-looking projections dominate: the US$1.97 billion NPV and production rates are based on pre-feasibility studies and have not yet been validated by operational results, making the economic case largely theoretical at this stage.

Bottom line

Cadence Minerals has advanced the Azteca plant to cold and wet commissioning, with hot commissioning and regulatory approval as the next hurdles before any production revenue can be realised. The disclosed investment of US$16.1 million and a 36.2% project stake give Cadence a meaningful but minority position in a large-scale iron ore asset. Resource and reserve figures, along with a US$1.97 billion NPV from a 2024 study, underscore the project's scale, but all value realisation remains dependent on successful technical execution and regulatory sign-off. No concentrate has yet been produced or sold, and commercial operations cannot begin until the Operating Licence is granted. Investors should focus on the outcome of hot commissioning and the timing of regulatory approval, as these are the critical catalysts for unlocking any near-term cash flow. The most important takeaway is that while project fundamentals are robust on paper, execution and permitting risks remain unresolved.

Announcement summary

(AIM: KDNC) Cadence Minerals plc announces that cold and wet commissioning are underway at the Azteca processing plant at the Amapá Iron Ore Project in Brazil, following mechanical completion announced on 4 September 2026. SEMA/AP, the Amapá State Environmental Secretariat, has completed its site inspection in connection with hot commissioning, with no issues raised during the visit, and DEV Mineração S.A. awaits SEMA/AP's response. Cold and wet commissioning are testing the refurbished equipment and process circuits ahead of processing trials, with wet commissioning introducing process water and trial material through the wet circuit. The next milestone is hot commissioning, during which the plant is planned to operate at 25%-50% of capacity using pre-flotation material, to test processing performance and allow operating settings to be adjusted to tune concentrate grade and recovery. Any concentrate produced during commissioning will be stockpiled. Successful hot commissioning is expected to be followed by grant of the Azteca Operating Licence, subject to SEMA/AP's review and approval, and then progression to full production. As of 31 May 2026, Cadence's total investment in the Amapá Project was approximately US$16,100,000. Cadence holds a 36.2% equity interest in Pedra Branca Alliance Pte Ltd, which owns 100% of DEV Mineração S.A., the owner and operator of the Amapá Project. The Amapá DR Iron Ore Project hosts a JORC-compliant Mineral Resource of 276,200,000 tonnes at 38% Fe and a Proven and Probable Ore Reserve of 195,800,000 tonnes at 39.34% Fe. An updated Pre-Feasibility Study published on 3 December 2024 confirmed the potential to produce 67.5% Fe direct reduction grade concentrate at 5,500,000 tonnes per annum, with a post-tax NPV (10%) of US$1,970,000,000 over a 15-year mine life. Azteca is intended to be recommissioned as the initial production facility, targeting approximately 380,000 tonnes per annum of approximately 65% Fe concentrate from existing tailings, to generate early cash flow to support ongoing operations and the broader development of the Project, subject to successful commissioning, completion of related regulatory workstreams and receipt of the Operating Licence.

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