collection of natural mineral specimens with name

azurite background basalt brucite chalcedony chalcopyrite collage collection crystal description diabase dolerite dunite garnierite gedrite gemstone gold idocrase isolated labradorite malachite mineral muscovite name narsarsukite natural normandite olivine olivinite paragonite pegmatite peridotite pink quartz raw richterite rock rose sample set shale shungite specimen stone urtite various vesuvian vesuvianite white xonotlite