Church cross at San Felipe de los Alzati, south of Cuidad Hidalgo, Christian symbols, such as the Franciscan shield showing the Five Bleeding Wounds of Christ are mixed with with pre-Columbian elements such as the obsidian disk, a key material in local religious traditions. Altar at base. Mexico. Spanish Colonial. C 17th / 18th AD. San Felipe de los Alzati, Michoacan.