Dear Colleagues, We invite you to submit an abstract to GSA Connects 2025 for the session: T121. Mineralogical Characterization of Economic Resources: From Critical Minerals to Gemstones From ore materials to precious gemstones, minerals play an important role in almost every aspect of our lives. This session will focus on characterization of economic minerals employing spectroscopic techniques, geochemical analysis, and microanalytical techniques. Invited speakers: Gabriela Farfan (Smithsonian Institution) and Marek Locmelis (U. Texas) Session Endorsers: GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division, GSA Geoinformatics and Data Science Division, Microanalysis Society (MAS) Abstract submission deadline is August 5! https://gsameetings.secure-platform.com/connects25 See you in San Antonio, Oct 19-22! Aaron Palke, James Shigley, Christopher M. Breeding (GIA) Barbara Dutrow (LSU) Kenneth Befus, (U. Texas)