20 the fifth, sardonyx; the sixth, sardius; the seventh, chrysolite; the eighth, beryl; the ninth, a topaz; the tenth, a chrysoprase; the eleventh, a jacinth; the twelfth, an amethyst.sardius; or, ruby
Revelation 21:20 Cross References - TKJU
Revelation 4:3
3 And He that sat there looked like a jasper and a sardius stone: And there was a rainbow all around the throne, that by sight looked like an emerald.sardius; or, ruby