Revelation 21:18-21
The building material of its wall was jasper, and the city was pure gold like clear glass.The foundations of the city wall were adorned with every kind of precious stone: the first foundation 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 12 gates are 12 pearls; each individual gate was made of a single pearl. The broad street of the city was pure gold, like transparent glass.