García-Toloza, J. , Cedeño, C.J. , González, V., Alvarado, H., Angarita, G. , Ochoa, C.D., Ávila, J.D. and Betancur-Acevedo, C. 2024. Geographic origin determination in emeralds from Colombia, Zambia, and Pakistan: photoluminescence analysis and correlation with trace elements. Boletín Geológico y Minero. 135, 4 (Dec. 2024), 001. DOI:https://doi.org/10.21701/bolgeomin/135.4/001.