Revelation 21:18-21
The building material of its wall was jasper, and the city was pure gold clear as glass.The foundations of the city wall were adorned with every kind of jewel: the first foundation is jasper, the second sapphire, the third chalcedony, the fourth emerald,the fifth sardonyx, the sixth carnelian, the seventh chrysolite, the eighth beryl, the ninth topaz, the tenth chrysoprase, the eleventh jacinth, the twelfth amethyst.The twelve gates are twelve pearls; each individual gate was made of a single pearl. The main street of the city was pure gold, transparent as glass.