intricate agate slice showcasing colorful banding and glossy texture

marble background stone texture agate mineral banding close colorful layer geology nature rock patterns glossy shiny natures art crystals decoration design earthy organic gemstone slice beauty vibrant luxurious unique polished layered elegant swirls formations surface intricate natural craftsmanship highlight landscape striking decorative collectable hobby earth rare specimen minerals colors reflection showcasing this closeup showcases stunning layers pink gold black create its reflective surfaces emphasize 39aph39 true testament elegance generated