http://new.streetinsider.com Latest StreetInsider.com News Articles en-us Copyright 2026, StreetInsider.com rss@streetinsider.com (SI RSS) rss@streetinsider.com (SI RSS) Tue, 01 Sep 2026 07:00:00 -0400 http://blogs.law.harvard.edu/tech/rss http://www.streetinsider.com/images/rss_logo.gif http://new.streetinsider.com 143 28 0 1 2 3 21 22 23 Saturday Sunday http://www.streetinsider.com/Press+Releases/Marimaca+Copper+Announces+Appointment+of+Nicole+Porcile+as+Independent+Director/27008672.html <p><strong id="dateline">VANCOUVER, BC / <a href='https://www.accessnewswire.com/'>ACCESS Newswire</a> / September 1, 2026 / </strong><strong>Marimaca Copper Corp. ("Marimaca Copper" or the "Company") (TSX:MARI)(ASX:MC2) is pleased to announce that Ms. Nicole Porcile has been appointed as an Independent Non-Executive Director of the Company.</strong></p><p>Ms. Porcile is a Chilean national and senior executive and board director with more than 25 years of international experience across the mining, metals, energy, and water sectors. She has extensive experience in governance, socio-environmental risk management, ESG and responsible mining standards, regulatory engagement, community relations, human rights, and Indigenous Peoples matters.</p><p>Ms. Porcile is the http://www.streetinsider.com/Press+Releases/Marimaca+Copper+Announces+Appointment+of+Nicole+Porcile+as+Independent+Director/27008672.html Tue, 01 Sep 2026 07:00:00 -0400 MARI http://www.streetinsider.com/ACCESS+Newswire/Marimaca+Copper+Announces+Appointment+of+Nicole+Porcile+as+Independent+Director/27008672.html <p><strong id="dateline">VANCOUVER, BC / <a href='https://www.accessnewswire.com/'>ACCESS Newswire</a> / September 1, 2026 / </strong><strong>Marimaca Copper Corp. ("Marimaca Copper" or the "Company") (TSX:MARI)(ASX:MC2) is pleased to announce that Ms. Nicole Porcile has been appointed as an Independent Non-Executive Director of the Company.</strong></p><p>Ms. Porcile is a Chilean national and senior executive and board director with more than 25 years of international experience across the mining, metals, energy, and water sectors. She has extensive experience in governance, socio-environmental risk management, ESG and responsible mining standards, regulatory engagement, community relations, human rights, and Indigenous Peoples matters.</p><p>Ms. Porcile is the http://www.streetinsider.com/ACCESS+Newswire/Marimaca+Copper+Announces+Appointment+of+Nicole+Porcile+as+Independent+Director/27008672.html Tue, 01 Sep 2026 07:00:00 -0400 MARI http://www.streetinsider.com/Press+Releases/Pampa+Medina+Drilling+Continues+to+Validate+Sedimentary-Hosted+Copper+Manto+Model/25590046.html <p align="justify">VANCOUVER, British Columbia, Nov. 11, 2025 (GLOBE NEWSWIRE) -- <strong>Marimaca Copper Corp. (“Marimaca Copper” or the “Company”) (TSX:MARI, ASX:MC2)</strong> is pleased to announce the final results from it’s 10,000m discovery drilling campaign at the Pampa Medina deposit, located at low altitude approximately 28km east of the Company’s Marimaca Oxide Deposit (“<strong>MOD</strong>”) in a flat “pampa” valley within the Atacama Desert (Figure 1). The drilling results continue to demonstrate material extensions to the high-grade sedimentary-hosted sulphide copper horizon, as well as upside to the known extent of the near-surface oxide mineralization. The Company has subsequently commenced a 30,000m http://www.streetinsider.com/Press+Releases/Pampa+Medina+Drilling+Continues+to+Validate+Sedimentary-Hosted+Copper+Manto+Model/25590046.html Tue, 11 Nov 2025 16:10:00 -0400 A.50214505 MARI MARIF MC2 O.05127745 O.16925628 http://www.streetinsider.com/Press+Releases/Pampa+Medina+Drilling+Continues+to+Validate+Sedimentary-Hosted+Copper+Manto+Model/25590046.html <p align="justify">VANCOUVER, British Columbia, Nov. 11, 2025 (GLOBE NEWSWIRE) -- <strong>Marimaca Copper Corp. (“Marimaca Copper” or the “Company”) (TSX:MARI, ASX:MC2)</strong> is pleased to announce the final results from it’s 10,000m discovery drilling campaign at the Pampa Medina deposit, located at low altitude approximately 28km east of the Company’s Marimaca Oxide Deposit (“<strong>MOD</strong>”) in a flat “pampa” valley within the Atacama Desert (Figure 1). The drilling results continue to demonstrate material extensions to the high-grade sedimentary-hosted sulphide copper horizon, as well as upside to the known extent of the near-surface oxide mineralization. The Company has subsequently commenced a 30,000m http://www.streetinsider.com/Press+Releases/Pampa+Medina+Drilling+Continues+to+Validate+Sedimentary-Hosted+Copper+Manto+Model/25590046.html Tue, 11 Nov 2025 16:10:00 -0400 A.50214505 MARI MARIF MC2 O.05127745 O.16925628 http://www.streetinsider.com/Press+Releases/Pampa+Medina+Drilling+Continues+to+Validate+Sedimentary-Hosted+Copper+Manto+Model/25590046.html <p align="justify">VANCOUVER, British Columbia, Nov. 11, 2025 (GLOBE NEWSWIRE) -- <strong>Marimaca Copper Corp. (“Marimaca Copper” or the “Company”) (TSX:MARI, ASX:MC2)</strong> is pleased to announce the final results from it’s 10,000m discovery drilling campaign at the Pampa Medina deposit, located at low altitude approximately 28km east of the Company’s Marimaca Oxide Deposit (“<strong>MOD</strong>”) in a flat “pampa” valley within the Atacama Desert (Figure 1). The drilling results continue to demonstrate material extensions to the high-grade sedimentary-hosted sulphide copper horizon, as well as upside to the known extent of the near-surface oxide mineralization. The Company has subsequently commenced a 30,000m http://www.streetinsider.com/Press+Releases/Pampa+Medina+Drilling+Continues+to+Validate+Sedimentary-Hosted+Copper+Manto+Model/25590046.html Tue, 11 Nov 2025 16:10:00 -0400 A.50214505 MARI MARIF MC2 O.05127745 O.16925628 http://www.streetinsider.com/Press+Releases/Pampa+Medina+Drilling+Continues+to+Validate+Sedimentary-Hosted+Copper+Manto+Model/25590046.html <p align="justify">VANCOUVER, British Columbia, Nov. 11, 2025 (GLOBE NEWSWIRE) -- <strong>Marimaca Copper Corp. (“Marimaca Copper” or the “Company”) (TSX:MARI, ASX:MC2)</strong> is pleased to announce the final results from it’s 10,000m discovery drilling campaign at the Pampa Medina deposit, located at low altitude approximately 28km east of the Company’s Marimaca Oxide Deposit (“<strong>MOD</strong>”) in a flat “pampa” valley within the Atacama Desert (Figure 1). The drilling results continue to demonstrate material extensions to the high-grade sedimentary-hosted sulphide copper horizon, as well as upside to the known extent of the near-surface oxide mineralization. The Company has subsequently commenced a 30,000m http://www.streetinsider.com/Press+Releases/Pampa+Medina+Drilling+Continues+to+Validate+Sedimentary-Hosted+Copper+Manto+Model/25590046.html Tue, 11 Nov 2025 16:10:00 -0400 A.50214505 MARI MARIF MC2 O.05127745 O.16925628 http://www.streetinsider.com/Press+Releases/Pampa+Medina+Drilling+Continues+to+Validate+Sedimentary-Hosted+Copper+Manto+Model/25590046.html <p align="justify">VANCOUVER, British Columbia, Nov. 11, 2025 (GLOBE NEWSWIRE) -- <strong>Marimaca Copper Corp. (“Marimaca Copper” or the “Company”) (TSX:MARI, ASX:MC2)</strong> is pleased to announce the final results from it’s 10,000m discovery drilling campaign at the Pampa Medina deposit, located at low altitude approximately 28km east of the Company’s Marimaca Oxide Deposit (“<strong>MOD</strong>”) in a flat “pampa” valley within the Atacama Desert (Figure 1). The drilling results continue to demonstrate material extensions to the high-grade sedimentary-hosted sulphide copper horizon, as well as upside to the known extent of the near-surface oxide mineralization. The Company has subsequently commenced a 30,000m http://www.streetinsider.com/Press+Releases/Pampa+Medina+Drilling+Continues+to+Validate+Sedimentary-Hosted+Copper+Manto+Model/25590046.html Tue, 11 Nov 2025 16:10:00 -0400 A.50214505 MARI MARIF MC2 O.05127745 O.16925628 http://www.streetinsider.com/Press+Releases/Pampa+Medina+Drilling+Continues+to+Validate+Sedimentary-Hosted+Copper+Manto+Model/25590046.html <p align="justify">VANCOUVER, British Columbia, Nov. 11, 2025 (GLOBE NEWSWIRE) -- <strong>Marimaca Copper Corp. (“Marimaca Copper” or the “Company”) (TSX:MARI, ASX:MC2)</strong> is pleased to announce the final results from it’s 10,000m discovery drilling campaign at the Pampa Medina deposit, located at low altitude approximately 28km east of the Company’s Marimaca Oxide Deposit (“<strong>MOD</strong>”) in a flat “pampa” valley within the Atacama Desert (Figure 1). The drilling results continue to demonstrate material extensions to the high-grade sedimentary-hosted sulphide copper horizon, as well as upside to the known extent of the near-surface oxide mineralization. The Company has subsequently commenced a 30,000m http://www.streetinsider.com/Press+Releases/Pampa+Medina+Drilling+Continues+to+Validate+Sedimentary-Hosted+Copper+Manto+Model/25590046.html Tue, 11 Nov 2025 16:10:00 -0400 A.50214505 MARI MARIF MC2 O.05127745 O.16925628 http://www.streetinsider.com/Globe+Newswire/Pampa+Medina+Drilling+Continues+to+Validate+Sedimentary-Hosted+Copper+Manto+Model/25590046.html <p align="justify">VANCOUVER, British Columbia, Nov. 11, 2025 (GLOBE NEWSWIRE) -- <strong>Marimaca Copper Corp. (“Marimaca Copper” or the “Company”) (TSX:MARI, ASX:MC2)</strong> is pleased to announce the final results from it’s 10,000m discovery drilling campaign at the Pampa Medina deposit, located at low altitude approximately 28km east of the Company’s Marimaca Oxide Deposit (“<strong>MOD</strong>”) in a flat “pampa” valley within the Atacama Desert (Figure 1). The drilling results continue to demonstrate material extensions to the high-grade sedimentary-hosted sulphide copper horizon, as well as upside to the known extent of the near-surface oxide mineralization. The Company has subsequently commenced a 30,000m http://www.streetinsider.com/Globe+Newswire/Pampa+Medina+Drilling+Continues+to+Validate+Sedimentary-Hosted+Copper+Manto+Model/25590046.html Tue, 11 Nov 2025 16:10:00 -0400 A.50214505 MARI MARIF MC2 O.05127745 O.16925628 http://www.streetinsider.com/Globe+Newswire/Pampa+Medina+Drilling+Continues+to+Validate+Sedimentary-Hosted+Copper+Manto+Model/25590046.html <p align="justify">VANCOUVER, British Columbia, Nov. 11, 2025 (GLOBE NEWSWIRE) -- <strong>Marimaca Copper Corp. (“Marimaca Copper” or the “Company”) (TSX:MARI, ASX:MC2)</strong> is pleased to announce the final results from it’s 10,000m discovery drilling campaign at the Pampa Medina deposit, located at low altitude approximately 28km east of the Company’s Marimaca Oxide Deposit (“<strong>MOD</strong>”) in a flat “pampa” valley within the Atacama Desert (Figure 1). The drilling results continue to demonstrate material extensions to the high-grade sedimentary-hosted sulphide copper horizon, as well as upside to the known extent of the near-surface oxide mineralization. The Company has subsequently commenced a 30,000m http://www.streetinsider.com/Globe+Newswire/Pampa+Medina+Drilling+Continues+to+Validate+Sedimentary-Hosted+Copper+Manto+Model/25590046.html Tue, 11 Nov 2025 16:10:00 -0400 A.50214505 MARI MARIF MC2 O.05127745 O.16925628 http://www.streetinsider.com/Globe+Newswire/Pampa+Medina+Drilling+Continues+to+Validate+Sedimentary-Hosted+Copper+Manto+Model/25590046.html <p align="justify">VANCOUVER, British Columbia, Nov. 11, 2025 (GLOBE NEWSWIRE) -- <strong>Marimaca Copper Corp. (“Marimaca Copper” or the “Company”) (TSX:MARI, ASX:MC2)</strong> is pleased to announce the final results from it’s 10,000m discovery drilling campaign at the Pampa Medina deposit, located at low altitude approximately 28km east of the Company’s Marimaca Oxide Deposit (“<strong>MOD</strong>”) in a flat “pampa” valley within the Atacama Desert (Figure 1). The drilling results continue to demonstrate material extensions to the high-grade sedimentary-hosted sulphide copper horizon, as well as upside to the known extent of the near-surface oxide mineralization. The Company has subsequently commenced a 30,000m http://www.streetinsider.com/Globe+Newswire/Pampa+Medina+Drilling+Continues+to+Validate+Sedimentary-Hosted+Copper+Manto+Model/25590046.html Tue, 11 Nov 2025 16:10:00 -0400 A.50214505 MARI MARIF MC2 O.05127745 O.16925628 http://www.streetinsider.com/Globe+Newswire/Pampa+Medina+Drilling+Continues+to+Validate+Sedimentary-Hosted+Copper+Manto+Model/25590046.html <p align="justify">VANCOUVER, British Columbia, Nov. 11, 2025 (GLOBE NEWSWIRE) -- <strong>Marimaca Copper Corp. (“Marimaca Copper” or the “Company”) (TSX:MARI, ASX:MC2)</strong> is pleased to announce the final results from it’s 10,000m discovery drilling campaign at the Pampa Medina deposit, located at low altitude approximately 28km east of the Company’s Marimaca Oxide Deposit (“<strong>MOD</strong>”) in a flat “pampa” valley within the Atacama Desert (Figure 1). The drilling results continue to demonstrate material extensions to the high-grade sedimentary-hosted sulphide copper horizon, as well as upside to the known extent of the near-surface oxide mineralization. The Company has subsequently commenced a 30,000m http://www.streetinsider.com/Globe+Newswire/Pampa+Medina+Drilling+Continues+to+Validate+Sedimentary-Hosted+Copper+Manto+Model/25590046.html Tue, 11 Nov 2025 16:10:00 -0400 A.50214505 MARI MARIF MC2 O.05127745 O.16925628 http://www.streetinsider.com/Globe+Newswire/Pampa+Medina+Drilling+Continues+to+Validate+Sedimentary-Hosted+Copper+Manto+Model/25590046.html <p align="justify">VANCOUVER, British Columbia, Nov. 11, 2025 (GLOBE NEWSWIRE) -- <strong>Marimaca Copper Corp. (“Marimaca Copper” or the “Company”) (TSX:MARI, ASX:MC2)</strong> is pleased to announce the final results from it’s 10,000m discovery drilling campaign at the Pampa Medina deposit, located at low altitude approximately 28km east of the Company’s Marimaca Oxide Deposit (“<strong>MOD</strong>”) in a flat “pampa” valley within the Atacama Desert (Figure 1). The drilling results continue to demonstrate material extensions to the high-grade sedimentary-hosted sulphide copper horizon, as well as upside to the known extent of the near-surface oxide mineralization. The Company has subsequently commenced a 30,000m http://www.streetinsider.com/Globe+Newswire/Pampa+Medina+Drilling+Continues+to+Validate+Sedimentary-Hosted+Copper+Manto+Model/25590046.html Tue, 11 Nov 2025 16:10:00 -0400 A.50214505 MARI MARIF MC2 O.05127745 O.16925628 http://www.streetinsider.com/Globe+Newswire/Pampa+Medina+Drilling+Continues+to+Validate+Sedimentary-Hosted+Copper+Manto+Model/25590046.html <p align="justify">VANCOUVER, British Columbia, Nov. 11, 2025 (GLOBE NEWSWIRE) -- <strong>Marimaca Copper Corp. (“Marimaca Copper” or the “Company”) (TSX:MARI, ASX:MC2)</strong> is pleased to announce the final results from it’s 10,000m discovery drilling campaign at the Pampa Medina deposit, located at low altitude approximately 28km east of the Company’s Marimaca Oxide Deposit (“<strong>MOD</strong>”) in a flat “pampa” valley within the Atacama Desert (Figure 1). The drilling results continue to demonstrate material extensions to the high-grade sedimentary-hosted sulphide copper horizon, as well as upside to the known extent of the near-surface oxide mineralization. The Company has subsequently commenced a 30,000m http://www.streetinsider.com/Globe+Newswire/Pampa+Medina+Drilling+Continues+to+Validate+Sedimentary-Hosted+Copper+Manto+Model/25590046.html Tue, 11 Nov 2025 16:10:00 -0400 A.50214505 MARI MARIF MC2 O.05127745 O.16925628 http://www.streetinsider.com/Press+Releases/Marimaca+Announces+Receipt+of+Environmental+Approval+for+the+Marimaca+Oxide+Deposit%C2%A0/25588518.html <p align="justify">VANCOUVER, British Columbia, Nov. 11, 2025 (GLOBE NEWSWIRE) -- <strong>Marimaca Copper Corp. (“Marimaca Copper” or the “Company”) </strong><strong>(TSX:MARI, ASX:MC2)</strong> is pleased to announce that its Chilean subsidiary, Marimaca NewCo Limitada (“<strong>Marimaca</strong>”), has received the formal Resolución de Calificación Ambiental (“<strong>RCA</strong>”) for its Marimaca Oxide Project (the “<strong>MOD</strong>” or “<strong>Project</strong>”), located in the low coastal cordillera of the Antofagasta region of Chile. The RCA represents the formal approval of the Company’s Declaración de Impacto Ambiental (Environmental Impact Statement) (“DIA”) submission made in December 2024 and marks another strategic step closer to being construction-ready at the MOD.</p> <p align="justify">The http://www.streetinsider.com/Press+Releases/Marimaca+Announces+Receipt+of+Environmental+Approval+for+the+Marimaca+Oxide+Deposit%C2%A0/25588518.html Tue, 11 Nov 2025 07:42:00 -0400 MARI MARIF MC2 O.05127745 http://www.streetinsider.com/Press+Releases/Marimaca+Announces+Receipt+of+Environmental+Approval+for+the+Marimaca+Oxide+Deposit%C2%A0/25588518.html <p align="justify">VANCOUVER, British Columbia, Nov. 11, 2025 (GLOBE NEWSWIRE) -- <strong>Marimaca Copper Corp. (“Marimaca Copper” or the “Company”) </strong><strong>(TSX:MARI, ASX:MC2)</strong> is pleased to announce that its Chilean subsidiary, Marimaca NewCo Limitada (“<strong>Marimaca</strong>”), has received the formal Resolución de Calificación Ambiental (“<strong>RCA</strong>”) for its Marimaca Oxide Project (the “<strong>MOD</strong>” or “<strong>Project</strong>”), located in the low coastal cordillera of the Antofagasta region of Chile. The RCA represents the formal approval of the Company’s Declaración de Impacto Ambiental (Environmental Impact Statement) (“DIA”) submission made in December 2024 and marks another strategic step closer to being construction-ready at the MOD.</p> <p align="justify">The http://www.streetinsider.com/Press+Releases/Marimaca+Announces+Receipt+of+Environmental+Approval+for+the+Marimaca+Oxide+Deposit%C2%A0/25588518.html Tue, 11 Nov 2025 07:42:00 -0400 MARI MARIF MC2 O.05127745 http://www.streetinsider.com/Press+Releases/Marimaca+Announces+Receipt+of+Environmental+Approval+for+the+Marimaca+Oxide+Deposit%C2%A0/25588518.html <p align="justify">VANCOUVER, British Columbia, Nov. 11, 2025 (GLOBE NEWSWIRE) -- <strong>Marimaca Copper Corp. (“Marimaca Copper” or the “Company”) </strong><strong>(TSX:MARI, ASX:MC2)</strong> is pleased to announce that its Chilean subsidiary, Marimaca NewCo Limitada (“<strong>Marimaca</strong>”), has received the formal Resolución de Calificación Ambiental (“<strong>RCA</strong>”) for its Marimaca Oxide Project (the “<strong>MOD</strong>” or “<strong>Project</strong>”), located in the low coastal cordillera of the Antofagasta region of Chile. The RCA represents the formal approval of the Company’s Declaración de Impacto Ambiental (Environmental Impact Statement) (“DIA”) submission made in December 2024 and marks another strategic step closer to being construction-ready at the MOD.</p> <p align="justify">The http://www.streetinsider.com/Press+Releases/Marimaca+Announces+Receipt+of+Environmental+Approval+for+the+Marimaca+Oxide+Deposit%C2%A0/25588518.html Tue, 11 Nov 2025 07:42:00 -0400 MARI MARIF MC2 O.05127745 http://www.streetinsider.com/Press+Releases/Marimaca+Announces+Receipt+of+Environmental+Approval+for+the+Marimaca+Oxide+Deposit%C2%A0/25588518.html <p align="justify">VANCOUVER, British Columbia, Nov. 11, 2025 (GLOBE NEWSWIRE) -- <strong>Marimaca Copper Corp. (“Marimaca Copper” or the “Company”) </strong><strong>(TSX:MARI, ASX:MC2)</strong> is pleased to announce that its Chilean subsidiary, Marimaca NewCo Limitada (“<strong>Marimaca</strong>”), has received the formal Resolución de Calificación Ambiental (“<strong>RCA</strong>”) for its Marimaca Oxide Project (the “<strong>MOD</strong>” or “<strong>Project</strong>”), located in the low coastal cordillera of the Antofagasta region of Chile. The RCA represents the formal approval of the Company’s Declaración de Impacto Ambiental (Environmental Impact Statement) (“DIA”) submission made in December 2024 and marks another strategic step closer to being construction-ready at the MOD.</p> <p align="justify">The http://www.streetinsider.com/Press+Releases/Marimaca+Announces+Receipt+of+Environmental+Approval+for+the+Marimaca+Oxide+Deposit%C2%A0/25588518.html Tue, 11 Nov 2025 07:42:00 -0400 MARI MARIF MC2 O.05127745 http://www.streetinsider.com/Globe+Newswire/Marimaca+Announces+Receipt+of+Environmental+Approval+for+the+Marimaca+Oxide+Deposit%C2%A0/25588518.html <p align="justify">VANCOUVER, British Columbia, Nov. 11, 2025 (GLOBE NEWSWIRE) -- <strong>Marimaca Copper Corp. (“Marimaca Copper” or the “Company”) </strong><strong>(TSX:MARI, ASX:MC2)</strong> is pleased to announce that its Chilean subsidiary, Marimaca NewCo Limitada (“<strong>Marimaca</strong>”), has received the formal Resolución de Calificación Ambiental (“<strong>RCA</strong>”) for its Marimaca Oxide Project (the “<strong>MOD</strong>” or “<strong>Project</strong>”), located in the low coastal cordillera of the Antofagasta region of Chile. The RCA represents the formal approval of the Company’s Declaración de Impacto Ambiental (Environmental Impact Statement) (“DIA”) submission made in December 2024 and marks another strategic step closer to being construction-ready at the MOD.</p> <p align="justify">The http://www.streetinsider.com/Globe+Newswire/Marimaca+Announces+Receipt+of+Environmental+Approval+for+the+Marimaca+Oxide+Deposit%C2%A0/25588518.html Tue, 11 Nov 2025 07:42:00 -0400 MARI MARIF MC2 O.05127745 http://www.streetinsider.com/Globe+Newswire/Marimaca+Announces+Receipt+of+Environmental+Approval+for+the+Marimaca+Oxide+Deposit%C2%A0/25588518.html <p align="justify">VANCOUVER, British Columbia, Nov. 11, 2025 (GLOBE NEWSWIRE) -- <strong>Marimaca Copper Corp. (“Marimaca Copper” or the “Company”) </strong><strong>(TSX:MARI, ASX:MC2)</strong> is pleased to announce that its Chilean subsidiary, Marimaca NewCo Limitada (“<strong>Marimaca</strong>”), has received the formal Resolución de Calificación Ambiental (“<strong>RCA</strong>”) for its Marimaca Oxide Project (the “<strong>MOD</strong>” or “<strong>Project</strong>”), located in the low coastal cordillera of the Antofagasta region of Chile. The RCA represents the formal approval of the Company’s Declaración de Impacto Ambiental (Environmental Impact Statement) (“DIA”) submission made in December 2024 and marks another strategic step closer to being construction-ready at the MOD.</p> <p align="justify">The http://www.streetinsider.com/Globe+Newswire/Marimaca+Announces+Receipt+of+Environmental+Approval+for+the+Marimaca+Oxide+Deposit%C2%A0/25588518.html Tue, 11 Nov 2025 07:42:00 -0400 MARI MARIF MC2 O.05127745 http://www.streetinsider.com/Globe+Newswire/Marimaca+Announces+Receipt+of+Environmental+Approval+for+the+Marimaca+Oxide+Deposit%C2%A0/25588518.html <p align="justify">VANCOUVER, British Columbia, Nov. 11, 2025 (GLOBE NEWSWIRE) -- <strong>Marimaca Copper Corp. (“Marimaca Copper” or the “Company”) </strong><strong>(TSX:MARI, ASX:MC2)</strong> is pleased to announce that its Chilean subsidiary, Marimaca NewCo Limitada (“<strong>Marimaca</strong>”), has received the formal Resolución de Calificación Ambiental (“<strong>RCA</strong>”) for its Marimaca Oxide Project (the “<strong>MOD</strong>” or “<strong>Project</strong>”), located in the low coastal cordillera of the Antofagasta region of Chile. The RCA represents the formal approval of the Company’s Declaración de Impacto Ambiental (Environmental Impact Statement) (“DIA”) submission made in December 2024 and marks another strategic step closer to being construction-ready at the MOD.</p> <p align="justify">The http://www.streetinsider.com/Globe+Newswire/Marimaca+Announces+Receipt+of+Environmental+Approval+for+the+Marimaca+Oxide+Deposit%C2%A0/25588518.html Tue, 11 Nov 2025 07:42:00 -0400 MARI MARIF MC2 O.05127745 http://www.streetinsider.com/Globe+Newswire/Marimaca+Announces+Receipt+of+Environmental+Approval+for+the+Marimaca+Oxide+Deposit%C2%A0/25588518.html <p align="justify">VANCOUVER, British Columbia, Nov. 11, 2025 (GLOBE NEWSWIRE) -- <strong>Marimaca Copper Corp. (“Marimaca Copper” or the “Company”) </strong><strong>(TSX:MARI, ASX:MC2)</strong> is pleased to announce that its Chilean subsidiary, Marimaca NewCo Limitada (“<strong>Marimaca</strong>”), has received the formal Resolución de Calificación Ambiental (“<strong>RCA</strong>”) for its Marimaca Oxide Project (the “<strong>MOD</strong>” or “<strong>Project</strong>”), located in the low coastal cordillera of the Antofagasta region of Chile. The RCA represents the formal approval of the Company’s Declaración de Impacto Ambiental (Environmental Impact Statement) (“DIA”) submission made in December 2024 and marks another strategic step closer to being construction-ready at the MOD.</p> <p align="justify">The http://www.streetinsider.com/Globe+Newswire/Marimaca+Announces+Receipt+of+Environmental+Approval+for+the+Marimaca+Oxide+Deposit%C2%A0/25588518.html Tue, 11 Nov 2025 07:42:00 -0400 MARI MARIF MC2 O.05127745 http://www.streetinsider.com/Press+Releases/Marimaca+Regretfully+Announces+the+Passing+of+Colin+Kinley/25575612.html <p align="justify">VANCOUVER, British Columbia, Nov. 07, 2025 (GLOBE NEWSWIRE) -- It is with great sadness that Marimaca Copper Corp. (“Marimaca” or the “Company”) (TSX:MARI, ASX:MC2) announces the sudden passing of Mr. Colin Kinley, Director of the Company. The Board and Company express their sincere condolences to Karen, Cooper, and Claire, their extended family and friends.</p> <p align="justify">Colin joined Marimaca (formerly Coro Mining) as a Director in 2016, became Chairman from 2017-2018, and was most recently Chair of the Audit Committee. He was a well-respected member of the Board, bringing a wealth of knowledge and experience to Marimaca http://www.streetinsider.com/Press+Releases/Marimaca+Regretfully+Announces+the+Passing+of+Colin+Kinley/25575612.html Fri, 07 Nov 2025 08:30:00 -0400 MARI MARIF MC2 O.05127745 http://www.streetinsider.com/Press+Releases/Marimaca+Regretfully+Announces+the+Passing+of+Colin+Kinley/25575612.html <p align="justify">VANCOUVER, British Columbia, Nov. 07, 2025 (GLOBE NEWSWIRE) -- It is with great sadness that Marimaca Copper Corp. (“Marimaca” or the “Company”) (TSX:MARI, ASX:MC2) announces the sudden passing of Mr. Colin Kinley, Director of the Company. The Board and Company express their sincere condolences to Karen, Cooper, and Claire, their extended family and friends.</p> <p align="justify">Colin joined Marimaca (formerly Coro Mining) as a Director in 2016, became Chairman from 2017-2018, and was most recently Chair of the Audit Committee. He was a well-respected member of the Board, bringing a wealth of knowledge and experience to Marimaca http://www.streetinsider.com/Press+Releases/Marimaca+Regretfully+Announces+the+Passing+of+Colin+Kinley/25575612.html Fri, 07 Nov 2025 08:30:00 -0400 MARI MARIF MC2 O.05127745 http://www.streetinsider.com/Press+Releases/Marimaca+Regretfully+Announces+the+Passing+of+Colin+Kinley/25575612.html <p align="justify">VANCOUVER, British Columbia, Nov. 07, 2025 (GLOBE NEWSWIRE) -- It is with great sadness that Marimaca Copper Corp. (“Marimaca” or the “Company”) (TSX:MARI, ASX:MC2) announces the sudden passing of Mr. Colin Kinley, Director of the Company. The Board and Company express their sincere condolences to Karen, Cooper, and Claire, their extended family and friends.</p> <p align="justify">Colin joined Marimaca (formerly Coro Mining) as a Director in 2016, became Chairman from 2017-2018, and was most recently Chair of the Audit Committee. He was a well-respected member of the Board, bringing a wealth of knowledge and experience to Marimaca http://www.streetinsider.com/Press+Releases/Marimaca+Regretfully+Announces+the+Passing+of+Colin+Kinley/25575612.html Fri, 07 Nov 2025 08:30:00 -0400 MARI MARIF MC2 O.05127745