The entrance to the cave loomed before me, its gaping mouth descending into a darkness that even my enhanced vision struggled to penetrate. I had spent months preparing for this moment, reinforcing the upper tunnels, constructing pulleys to lift heavy materials, and ensuring I had enough air circulation to survive extended periods underground. But no amount of preparation could eliminate the risks. If I made one mistake down there then that could be it for me, a tunnel could collapses, I could misjudged a ledge, or the ground beneath me could gave way, leading me to disappear into the depths of this planet, never to be seen again. Still, I had no choice. The resources I needed for true technological advancement like rare metals, conductive materials, and the raw elements required for electricity and circuitry, might lay beneath my feet. If I wanted to push beyond simple iron tools and into the realm of true industry, I had to go deeper.
I checked my gear one last time. Iron climbing spikes, braided rope, reinforced harness, crude lantern, fire-testing strips to check the if there oxygen. After comforting everything was accounted for. Buy synthetic body still need to breathe, and oxygen was critical not only for breathing but also for combustion, and if I found myself being blocked by a pocket of stale air i could light a piece of cloth on fire to and toss it ahead me to see if there was enough air. If there wasn't enough air then the flame would die out, I needed to be safe. I then lit a torch and began my descent, securing the rope to a sturdy rock formation and lowering myself into the unknown. The damp, heavy air clung to me, carrying the scent of minerals and ancient stone. The deeper I went, the more I could feel the weight of the earth above me, pressing down in silent judgment as sweet began to cover my back.
The initial tunnels were familiar, areas I had already mapped out and reinforced. I moved with confidence, navigating past wooden support beams and marked pathways that led toward deeper, unexplored regions. Then I reached the end of my known map ones I reached where the safety of the reinforced tunnels ended and the true expedition began. The cavern ahead was vast, its ceiling disappearing into the shadows above, jagged formations lining the walls like the ribs of some long-dead colossus. Pools of still water reflected the torchlight, casting distorted images of the stone around me. I knelt by the water, dipping a small glass container into its surface. The worms I had collected from previous storms had given me an idea, if life could thrive in these underground pools, it might hold clues about this world's deeper ecosystems. I sealed the container and stowed it away for later study.
Moving forward, I pressed deeper, testing the ground with each step. Caves were deceptive, their beauty often masking danger. A floor that appeared solid could be hollow beneath, a single misstep sending me plummeting into unseen depths. As I stepped onto a sloping section of rock, the ground beneath me shifted. Crack. The sound was subtle at first, but then all of a sudden the entire section gave way. I lunged backward, throwing my weight against the stone wall as a massive chunk of earth collapsed beneath me. A moment later, there was only silence and the gaping void where I had ones been standing. My heart would have been pounding if I couldn't control my circulatory system like a robot. Lesson learned, this cave was going to test me.
Regaining my footing, I carefully navigated around the collapse mine, driving an iron spike into the wall and securing a new climbing rope before proceeding. Then I saw it. A streak of deep metallic blue, shimmering in the torchlight. I ran my hand over the exposed rock, feeling the smooth, cold texture beneath my fingertips. Tungsten. A rare, invaluable metal. Stronger than iron, resistant to extreme temperatures. If I could extract enough of it, I could push my advancement in technology forward by years. But it wasn't just tungsten. Further along, I spotted veins of copper and traces of silver, elements critical for electrical conductivity. This was more than just a mine, but a goldmine for advancement.
I spent hours marking the locations of each mineral, calculating the safest way to extract them. Some sections were too unstable to mine immediately; I would have to reinforce them before attempting excavation. I noted areas where I could build scaffolding, where I would need additional support beams, where potential cave-ins could be triggered. I wasn't just mining anymore. I was planning an underground infrastructure, a network of tunnels that would serve as the foundation for my next phase of expansion.
With my survey complete, I turned back, following the route I had carefully mapped. The way up felt longer than the way down, my pack heavier with the samples I had collected. When I finally emerged from the cave, the cool night air felt almost unnatural after so long underground. I stood at the entrance, looking out over the land I had claimed.
Tomorrow, I would begin the real work. Reinforcements, excavation, and refinement. The surface world had given me its gifts, but the true treasures lay beneath. And I intended to claim it all.
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End of Chapter Seven