https://youtu.be/eTc1cp4xiDE

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 Unlock the potential of professional mineral photography by learning secret mineral photo tricks to achieve pro results with an iPhone during your next geological fieldwork session. This comprehensive guide for the geological community explores how computational imaging and advanced smartphone photography have revolutionized data capture in the earth sciences. Mineral photography at the master level requires a complete understanding of how light interacts with opaque, translucent, and transparent specimens and their surrounding environment. While many specialists traditionally carry large digital SLR cameras into the field, modern smartphone cameras are now high-quality enough to meet professional needs and capture essential primary observations. By utilizing gradational reflections to lend depth and defining the four categories of light—surface reflection, body color, backlighting, and internal reflection—you can delineate complex crystal morphology with a mobile device just as effectively as with a professional rig. However, geologists must remain aware that smartphone sensors are physically small, meaning the device effectively builds an image through AI-driven image engineering rather than traditional optics alone. For optimal results in ore prospecting or structural analysis, it is vital to use proper photographic scales, check the minimum focus distance from the sensor mark, and avoid the significant resolution loss associated with digital zoom. Leveraging these mobile mapping applications and lighting techniques ensures that your field data remains an accurate, archival-quality visual record of subsurface conditions. 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 #MineralPhotography #GeologyFieldwork #iPhoneGeology Some references Arik, B. (2026). Smartphone vs mirrorless: When to upgrade (and when not to) in 2026. Burak Arik Photography.,, Deane, T. (n.d.). Travis Deane’s practical recommendations for getting good core and chip tray photos [Internal Document]., Dobe, R. (2026, February 21). Using drones for geological mapping. EGU Blogs; European Geosciences Union.,, Friederichsen, P. (2021). Recent advances in smartphone computational photography. Scholarly Horizons: University of Minnesota, Morris Undergraduate Journal, 8(1), Article 4. https://doi.org/10.61366/2576-2176.1088,, Howard, P. M. (1984, August 22). Geology note no. 4: Photographic documentation of rock core samples. Soil Conservation Service, U.S. Department of Agriculture.,, KraftGeek. (2026). Phone vs DSLR in 2026: Which camera actually wins?, Landwer-Johan, K. (2026). 11 reasons a smart phone is better: Phone camera vs digital camera. kevinlj.com.,, Markwick, P. (2023, November). A guide to taking geological field photos 2: What kit do I need? Knowing Earth.,,, Mishra, R. (2026, April 15). Video ads vs static ads: Which performs better? Complete 2026 guide. Cybertize Media Productions.,,, Monthoux, P. (2026). The advantages of video over still photographs. Philippe's Blog.,, Valls, R. A. (2020, January). Golden droplets episode 11: Using my iPhone for mapping - Part I [Video]. YouTube. https://youtu.be/VG_Pre4XLlg,, Valls, R. A. (2020, January). Golden droplets episode 11: Using your iPhone for geological mapping: Essential apps and tools - Part II [Video]. YouTube. https://youtu.be/XJ0JUI5D32I Valls, R. A. (2020, January). Golden droplets episode 14: Drones and smartphones [Video]. ResearchGate. https://buff.ly/2paZNAG