2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/156862We analyze there is a relation between fossil charge and the mass of photon based on Chkareuli-Froggatt-Nielsen Theorem and Proca Lagrangian. As generally known, massive photon will lead to Lorentz non-invariance field theory.4 pagesGeneral PhysicsClassical Physicstext