texture of precious and semiprecious stones. amethyst red crystals. gems. mineral crystals in the natural environment. red back

semiprecious environment transparent resplendent background decorative aquamarine tourmaline aventurine chrysolite glistening aggregates generative malachite sparkling precious amethyst crystals gemstone fluorite backdrop texture mineral natural crystal fossils jewelry sardius stones garnet gonium spinel stone jewel gems back rock jade ruby fire opal red gem