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    AT4-6: Surface processes and mineralization.

    Conveners: Rodrigo Riquelme, Universidad Católica del Norte. Stephanie Brichau, IRD, Toulouse, Francia. Carlos Marquardt, Pontificia Universidad Católica de Chile.

    Description: This session will focus on the analysis of the formation of mineral deposits or surficial anomalies of chemical elements, due to the action of processes known as supergene, exogen, surficial or at the critical zone, related to the genesis of mineralized or enriched zones, including exotic Cu, Au placers, REE in regolith, nitrates, and Li in salt flats, among other types of deposits.