and thus I saw the horses in the vision and their riders. They had breastplates of fire, "red as fire, dark blue as jacinth, and yellow as sulphur." The heads of the horses were like lions' heads, and out of their mouths issued fire and smoke and brimstone.

the fifth sardonyx, the sixth sardius, the seventh chrysolite, the eighth beryl, the ninth topaz, the tenth chrysoprase, the eleventh jacinth, the twelfth amethyst.