Tesaurus d'Art i Arquitectura Getty Institute 0000-00-00 2024-01-24 15:40:44 en obsidian mirrors300343838obsidian mirrortezcatl Mirrors made from polished obsidian, which is a dark, shiny glass formed in nature by the rapid cooling of lava. Such mirrors were used since Paleolithic times. In ancient Mesoamerica and elsewhere, they were often used as instruments for seeing. mirall d'obsidiana obsidian mirrors (traducció pendent) 2026-03-30 20:46:10