The streets of heaven are paved with gold so pure that it's transparent. It would seem that this isn't the same kind of gold that we have on Earth, but another element that's not part of the known periodic table.
Pure Gold
December 2nd
Revelation 21 and 22 tell us about a type of Gold which is transparent like glass. We can use deductive reasoning to discern that it has a nuclei which consists of 10 ΩOxygen atoms.