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Saturday, February 21, 2026

https://youtu.be/YVveHtq8Bjg

https://www.youtube.com/@valls_geoconsultant?sub_confirmation=1 For more videos about geology, geochemistry, AI, and much more, please visit and subscribe for free here: Golden droplets- https://shorturl.at/fetV1 Geovoices- https://tinyurl.com/m23pp4pb News about geology- https://tinyurl.com/3979urhy Geo News Radio: https://shorturl.at/MwdSK This video provides a technical analysis of the **geodynamic evolution** and **metallogeny** of the **Dominican Republic**, focusing on the **primitive island arc** paradigm and the formation of the world-class **Pueblo Viejo gold deposit**. We explore the synergistic convergence of **tectonic, magmatic, and geochemical controls**, such as **tholeiitic magmatism**, **maar-diatreme architecture**, and the stratigraphic sealing provided by **Oceanic Anoxic Event 1b (OAE 1b)**. The structural framework is examined as a **tectonic collage** of **11 island-arc terranes**, where the **Loma Caribe peridotite** serves as an ophiolitic suture between the **Duarte Formation** basement and the **Maimón Formation**. We discuss the **hybrid epithermal-VMS system model** and the critical **112 Ma magmatic-thermal pulse** that characterizes the region's **mineral systems**. Finally, we address the **exploration gap** in **submarine tholeiitic sequences** and the role of **AI analysis** and **geochemical exploration** in identifying **blind VMS discoveries** like **Cerro de Maimón South** and potential **Cu-Mo porphyry roots**. This technical guide is designed for **structural geologists**, **ore prospectors**, and the **geological community** to understand the **crustal architecture** and **mineral potential** of the **Greater Antilles**. The bridge between Academy and Industry! P. Geo. Ricardo A Valls, M. Sc. and Geo Gadfly Valls Geoconsultant ORCID ID- https://orcid.org/0000-0002-5421-0914 Scopus Author ID: 7003369619/35335510700 ResearcherID: S-6604-2018 If you like this content, please "buy me a coffee" https://www.buymeacoffee.com/goldendroplets #valls_geoconsultant #DominicanRepublicGeology #PuebloViejo #MineralExploration

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