noun Descargar 🔗Compartir Calcedonia A form of fine-grained quartz that is nearly transparent or has a milky translucence; it fractures conchoidally. Examples : "The artisan carefully polished the piece of chalcedony until its milky translucence caught the light beautifully. " El artesano pulió cuidadosamente la pieza de calcedonia hasta que su translucidez lechosa captó la luz maravillosamente. geology mineral material substance Chat con IAJuego de vocabularioPracticar lectura