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Visit https://shorturl.at/muGHT to find videos about geology, geochemistry, geophysics, economics, machine learning and more. P. Geo. Ricardo A Valls, M. Sc. 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