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Vancouver, British Columbia--(Newsfile Corp. - June 4, 2026) - Orestone Mining Corp. (TSXV: ORS) (OTC Pink: ORESF) (FSE: O2R2) ("Orestone" or the "Company") is pleased to announce the expansion of the Francisca Gold-Silver Project with the acquisition of the Francisca II concession and the purchase of historic geophysical survey data over the current and new land positions. The Francisca Gold-Silver Project now encompasses twenty three (23) square kilometres of mineral concessions located in Salta Province, northwestern Argentina approximately 80 kilometres northwest of the city of Salta.

Vancouver, British Columbia--(Newsfile Corp. - June 1, 2026) - Orestone Mining Corp. (TSXV: ORS) (OTC Pink: ORESF) (FSE: O2R2) (Orestone or the "Company") is pleased to invite investors and other interested parties to attend the Company's upcoming live webinar presentation, audience Q&A and interview. CEO David Hottman reviews Orestone's portfolio and exploration plans.

Highlights Include Trench T8 - 23.47 metres of 4.71 g/t gold and 28.54 g/t silver Including - 6.26 metres of 12.31 g/t gold and 92.40 g/t silver Vancouver, British Columbia--(Newsfile Corp. - May 7, 2026) - Orestone Mining Corp. (TSXV: ORS) (OTC Pink: ORESF) (FSE: O2R2) (the "Company") is pleased to announce the initial assay results received from the Phase I exploration program on the Francisca Gold Project in Salta Province, Argentina. This program included the resampling of existing trenches for which the Company only possessed historic summary data.

Vancouver, British Columbia--(Newsfile Corp. - April 24, 2026) - Orestone Mining Corp. (TSXV: ORS) (FSE: O2R2) ("Orestone" or the "Company") is pleased to announce that it has elected to rely on Coordinated Blanket Order 51-933 and move to semi-annual financial reporting ("SAR"). Coordinated Blanket Order 51-933 allows eligible venture issuers listed on the TSX Venture Exchange (the "TSXV") to voluntarily move from a quarterly to a semi-annual financial reporting framework.

Vancouver, British Columbia--(Newsfile Corp. - April 14, 2026) - Orestone Mining Corp. (TSXV: ORS) (OTC Pink: ORESF) (FSE: O2R2) (the "Company") is pleased to announce that the Phase I exploration program has been completed on the Francisca Gold Project in Salta Province, Argentina. Mapping and sampling at Francisca has outlined a strongly sericite clay altered gold stockwork system in highly limonitic sericite - clay altered feldspar porphyry and hornfels hosted gold stockwork system.
