amethyst crystals with iridescent accents on a soft pastel background

marble background stone texture amethyst crystals purple iridescent pastel mineral geology decorative shiny gem reflective nature beautiful sparkle cluster rock geological formation surface light shine color transparent closeup arrangement gemology craftsmanship elegance aesthetics tranquil luminous opacity collecting jewelry design natural unique stunning shimmering art visual abstract crystalsunlight gemcutting exploration atmosphere accents soft vibrant display glistens under showcasing shades hints iridescence smooth stones contrasts beautifully creating enchanting serene generated