Winsome Resources Limited Restarts Cesium Exploration at Sirmac-Clapier—High-Grade Discovery Poised to Enhance Shareholder Value

Wednesday, July 9, 2025
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8:55 am
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Winsome Resources Limited has resumed its cesium-focused exploration at the Sirmac-Clapier project in Quebec. The field programme targets high-grade cesium mineralisation, following impressive assay values, with plans to refine drill targets, highlighting considerable potential in this emerging, globally scarce commodity.

Winsome Resources Limited has advanced its exploration efforts in Quebec’s Eeyou Istchee James Bay region, turning its attention toward further evaluating high-grade cesium mineralisation at the Sirmac-Clapier Project. The company has initiated a close-spaced sampling program focused on an outcrop where earlier work in late 2024 returned strong lithium-cesium signatures, including peak readings of 5.44% and 2.92% Cs₂O. The current phase aims to define drill targets by determining the lateral extent and trend of the high-grade cesium zones, particularly around a key interval that recorded 26 meters at 2.69% Li₂O and 1.15% Cs₂O, with concentrated segments featuring even higher cesium percentages. Fieldwork is set to cover several outcrop areas identified via LiDAR and high-resolution aerial imagery, emphasizing targets aligned along a northeast trend that may extend the discovery's footprint. The work benefits from excellent access—existing track systems and proximity to road and rail infrastructure eliminate the need for helicopter support—making it both cost efficient and logistically sound. Assay results from the sampling, expected within six to eight weeks, will be pivotal in shaping plans for a maiden drilling program. The news carries a bullish sentiment for early-stage investors. The high grades identified signal strong potential in an emerging commodity where cesium remains scarce globally, with only a handful of successful deposits mined to date. Moreover, Winsome Resources Limited’s strategic interest in complementary assets, including its stake in Power Metals and offtake rights at another project, reinforces a promising future outlook for shareholders. Conversely, the bearish perspective highlights the inherent risks associated with early exploration stages. While the technical data looks favorable, setbacks in resource delineation or delays in further project development could temper the initial optimism. Overall, the renewed exploration and impending drill target finalisation mark a significant step forward in unlocking further value at the Sirmac-Clapier Project.

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