natural orange grossular garnet gem on the background

background white green stone natural rock yellow geology mineral gemstone gem garnet gemology collection grossular jewel rough specimen isolated crystal almandine tumbled spessartine material raw closeup texture geometric red jewelry ore crystallography crystals pyrope mineralogy ornamental brimstone piece rhodolite fluorite uvarovite rhombs pyrite little gold iridescent polyhedron sulfur bauxite colophonite