20 the fifth, sardonyx; the sixth, sardius; the seventh, crysolite; the eighth, beryl; the ninth, topaz; the tenth, chrysoprase; the eleventh, hyacinth; the twelfth, amethyst.
Revelation 21:20 Cross References - Anderson
Revelation 4:3
3 and he that sat was, in appearance, like a jasper and sardine-stone: and there was round about the throne a rainbow, in appearance like an emerald.