Chariguamán Maurisaca, N.E. 2026. Physicochemical typology of high Andean sediments by multivariate classification and statistical validation: evidence of mineralization gradients, alkalinity, organic accumulation and calcium signal. Tesla Revista Científica. 6, 1 (Jun. 2026), 3686. DOI:https://doi.org/10.55204/trc.v6i1.e686.