3 And he who sat there was like jasper and carnelian in appearance, and round the throne was a rainbow that looked like an emerald.
Revelation 4:3 Cross References - Common
Revelation 10:1
1 Then I saw another mighty angel coming down from heaven, wrapped in a cloud, with a rainbow over his head; and his face was like the sun, and his legs like pillars of fire.
Revelation 21:11
11 having the glory of God, and its brilliance was like that of a very precious jewel, like a jasper, clear as crystal.
Revelation 21:19-20
19 The foundations of the city wall were adorned with every kind of precious stone. The first foundation was jasper, the second sapphire, the third chalcedony, the fourth emerald,
20 the fifth sardonyx, the sixth carnelian, the seventh chrysolite, the eighth beryl, the ninth topaz, the tenth chrysoprase, the eleventh jacinth, and the twelfth amethyst.