And he that sat, was to the sight like the jasper and the sardine stone; and there was a rainbow round about the throne, in sight like unto an emerald.
And I saw, and, behold, there were four wheels by the cherubims: one wheel by one cherub, and another wheel by another cherub: and the appearance of the wheels was to the sight like the chrysolite stone.
And the appearance of the wheels and the work of them was like the appearance of the sea: and the four had all one likeness. And their appearance and their work was as it were a wheel in the midst of a wheel.
And they shall have the names of the children of Israel: with twelve names shall they be engraved, each stone with the name of one according to the twelve tribes.