amethyst geode marble with purple crystal clusters on a black base, showcasing a gemological cross-section texture in macro

amethyst geode marble crystal clusters purple black base gemological crosssection texture mineral photography macro design abstract luxury modern vibrant elegant natural organic mineralart precious gem highend stylish artistic nature geology fineart unique refined detailed gemart mineralpattern organicart smooth preciousstone vibrantcolors scientific macroart polished sophisticated chic rare luxurydesign modernart contemporary photographyart