18 And the material of its wall is jasper, and the city is pure gold, similar in appearance to pure glass.
Revelation 21:18 Cross References - LEB
Revelation 21:11
11 that has the glory of God. Its radiance is like a precious stone, something like a jasper stone, shining like crystal.
Revelation 21:19
19 The foundations of the wall of the city are adorned with every kind of precious stone: the first foundation jasper, the second sapphire, the third chalcedony, the fourth emerald,
Revelation 21:21
21 And the twelve gates are twelve pearls, each one of the gates was from a single pearl. And the street of the city is pure gold, like transparent glass.