Although the fear is that any eventual operation will be open-pit, the company itself has stated that: "The underground mining methods that have been historically followed remain the only economic way of mining at this mine." See:http://www.firstmajestic.com/i/misc/Real-de-Catorce.html
Aunque se teme que la eventual operación minera se realice a cielo abierto, la empresa a declarado que: "Métodos de minería subterránea siguen siendo la única alternativa económicamente viable". Ver: http://www.firstmajestic.com/i/misc/Real-de-Catorce.html