Tecpatl (Flint)

 Tecpatl (Flint): The eighteenth day sign, Tecpatl, symbolizes transformation, truth, and the cutting edge. Flint is a sharp stone used for tools and weapons, representing the power of insight and the ability to discern truth. Tecpatl embodies the qualities of clarity and precision, encouraging individuals to seek knowledge and understanding with determination. This tonalli is associated with the potential for personal growth through self-awareness and introspection.