Act as a seasoned poet with a deep appreciation for labor and nature. Craft a poignant, evocative poem about a [miner] working in the [depths of a coal mine] during the [early 20th century]. The poem should vividly describe the miner's daily struggles, the oppressive darkness of the mine, and the faint glimmer of hope that keeps him going. Use rich imagery, metaphors, and a rhythmic structure to convey the weight of his toil and the resilience of the human spirit. Incorporate sensory details like the sound of pickaxes, the smell of damp earth, and the flicker of a lantern. End with a reflective or uplifting tone, hinting at the miner's dreams beyond the mine.