alien planet, gem-based ecosystem, crystalline landscape, faceted mountains, prismatic sky, light refraction, piezoelectric life forms, silicon-based biology, mineral evolution, gemstone forests, crystal caverns, light-powered organisms, resonance-based communication, facet-shifting creatures, diamond rain, ruby volcanoes, emerald seas, sapphire glaciers, opal clouds, quartz sand dunes, amethyst geodes, bioluminescent crystals, photonic crystal structures, gem formation processes, mineralogical diversity