collection of various brown gemstones with names

background barite baryte bauxite bronzite chrysolite collage collection crystal cutout description enstatite eudialyte gem gemstone hairworm isolated jaguar jasper leopardskin marl marlstone mineral name olivine orbicular peridot pietersite polished porphyrite pyrope quartz quartzhairworm rhyolite rock rutilated set shale slate smoky sphene stone tigereye tinaksite titanite topaz tumbled urtite various white