Fluorite Cityscape: Concept: Arrange a variety of fluorite crystals of different sizes and colors to create a miniature "cityscape. " Think towering skyscrapers, smaller buildings, and glowing avenues. Details: Use larger cubic or octahedral fluorite crystals as the main "buildings. " Intersperse smaller crystals to create variations in height and texture. Consider a dark, textured background (like black velvet or slate) to make the fluorite colors pop. Lighting: Side- lighting or backlighting can emphasize the geometric shapes and create dramatic shadows, adding to the cityscape feel