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Altamira Gold Corp. reports exploration and corporate developments tied to its gold projects in Brazil, with recurring updates centered on the Cajueiro district in Mato Grosso. Company news has focused on diamond drilling, assay results, mineral-resource extension work, and porphyry gold targets including Maria Bonita, Cajueiro Central, Morro Verde, Tavares Norte, Mombaque and Guillermo.
Updates also cover capital actions such as warrant exercises used to support exploration activity, along with board and technical-advisory appointments connected to the company's mineral exploration program. The Cajueiro district is described in company releases as Altamira's most advanced regional project, with defined resources and additional exploration targets around a broader gold-mineralized corridor.
Altamira Gold (OTCQB: EQTRF) reported new scout drilling results from hole MBA036 west of the Maria Bonita gold resource at the Cajueiro district, Brazil.
The hole cut 19m @ 0.5g/t Au from 239m and 70.6m @ 0.5g/t Au from 277m, indicating a separate early porphyry body and extending the mineralized system westward.
Altamira Gold (TSXV: ALTA; OTCQB: EQTRF) announced on April 7, 2026 the appointment of macro investor Tavi Costa to its board and the resignation of director Ioannis Tsitos after nine years. Costa is founder and CEO of Azuria Capital and a founding shareholder of San Cristóbal Mining, and the company expects his capital‑markets experience to support advancement of the Cajueiro gold district and broader Alta Floresta land package.
The company highlighted the 43‑101 resource at Cajueiro as the anchor for current value and cited exploration upside; management said Costa will advise on capital decisions and unlocking resource potential.
Altamira Gold (OTCQB: EQTRF) reported initial drill results from the Cajueiro district on March 18, 2026, highlighting a high-grade scout intercept at Guillermo and deeper continuity at Maria Bonita.
Key highlights include GLO-01: 7m @ 4.2 g/t Au (including 0.9m @ 18.1 g/t Au) and MBA-034: 75m @ 0.3 g/t Au plus 33.5m @ 0.4 g/t Au, extending mineralization >100m below prior drilling. The project contains existing open-pit resources at Cajueiro Central and Maria Bonita totaling several hundred thousand ounces.
Altamira Gold (OTCQB: EQTRF) reported drill results from Cajueiro Central and started drilling at the untested Mombaque and Guillermo porphyry targets on January 28, 2026. Early results include multiple intercepts such as 7.5m @ 1.02 g/t Au, 5m @ 1.46 g/t Au, and a high-grade 0.7m @ 19.0 g/t Au near surface.
Cajueiro Central hosts an open-pit resource of 185,000 oz Indicated and 515,000 oz Inferred; Maria Bonita holds ~720,200 oz combined Indicated and Inferred. A new exploration camp at Maria Bonita is operational to support drilling.
Altamira Gold (OTCQB: EQTRF) appointed Dr. Richard Sillitoe, a leading porphyry and epithermal systems authority, as technical advisor to support exploration across the Cajueiro Porphyry Gold District in Brazil.
Dr. Sillitoe brings over five decades of consulting experience, 130+ technical papers, industry awards including the Penrose Gold Medal, and a PhD from the University of London (1968). The company reports two diamond-drilling rigs currently operating at Maria Bonita and Cajueiro Central with follow-up and expansion drilling planned.
Altamira Gold (OTCQB: EQTRF) reported reconnaissance drilling at the Morro Verde target, Cajueiro district, Brazil, with a new porphyry-hosted gold zone. Drill hole MRV003 intersected 8m @ 3.5 g/t Au from 176m, including 1m @ 15.4 g/t Au. The interval is linked to a potassic-altered quartz porphyry overprinted by sericite (phyllic) alteration and A/B-type quartz veining. MRV003 lies ~300m north of the Cajueiro Central resource. Two drill rigs now operate at Cajueiro to follow up discoveries and expand the Maria Bonita and Central resources.
Existing resources: Cajueiro Central Indicated 185,000 oz and Inferred 515,000 oz; Maria Bonita Indicated 357,800 oz and Inferred 362,400 oz.
Altamira Gold (OTCQB: EQTRF) announced it raised $6,284,820 since September 1, 2025 through the exercise of warrants that expired on November 6, 2025. A total of 31,292,400 share purchase warrants and 131,700 broker's warrants were exercised at an exercise price of $0.20 each.
The company said the proceeds will fund its extensive drill program at Maria Bonita and the Central Resource area within the Cajueiro porphyry gold district in Brazil, plus drill testing of new targets identified over the past 18 months. A Qualified Person supervised and approved the technical information.
Altamira Gold (OTCQB: EQTRF) mobilized a second diamond drill rig to its Cajueiro gold district in Mato Grosso, Brazil, to accelerate drilling at the Central resource area and nearby porphyry targets while continuing drilling at Maria Bonita.
The release reiterates Cajueiro Central resources of 5.66Mt @ 1.02 g/t (185,000 oz) Indicated and 12.66Mt @ 1.26 g/t (515,000 oz) Inferred, and Maria Bonita resources of 24.19Mt @ 0.46 g/t (357,800 oz) Indicated and 25.64Mt @ 0.44 g/t (362,400 oz) Inferred. Recent drill results include MBA032: 395.5m @ 0.4 g/t; MBA033 (497m) complete and MBA034 in progress.
Altamira Gold (EQTRF) reported initial reconnaissance drilling results at the Tavares Norte target in the Cajueiro district, Brazil, 5.5km east of the Maria Bonita deposit.
Two holes (TVN001, TVN002) intersected extensive quartz porphyry with sulphides. TVN002 returned 161.7m @ 0.2 g/t Au including 18.6m @ 0.4 g/t Au from 36m and 20m @ 0.3 g/t Au from 133m. TVN001 returned narrow low-grade intervals including 3.3m @ 0.30 g/t Au.
Alteration and porphyry signatures similar to Maria Bonita were logged. Follow-up drilling is planned to the east of TVN002 and at nearby Morro Verde; assays are pending for several in‑progress holes at Maria Bonita.
Altamira Gold (OTCQB: EQTRF / TSXV: ALTA) is expanding its Cajueiro land package in central-west Brazil, highlighting early porphyry signs at Maria Bonita across a 100,000-hectare district. The company reports a combined measured and indicated resource of 1.42 million ounces of gold at the Cajueiro Central and Maria Bonita deposits and lists 9 drill-ready targets that remain untested. Management presents the project as positioned to help define a new Brazilian mineral belt.