Revelation 4:6
and before the throne was as it were a sea of glass like crystal; and in the midst of the throne and about the throne were four living ones [cherubs] full of eyes before and behind.
Revelation 21:11
having the glory of God; its luminary was like the most precious stone, like a crystalline jasper.
Revelation 22:1
And he showed me a river of water of life, clear as crystal, proceeding from the throne of God and the Lamb.
Treasury of Scripture Knowledge
Summary
The gold and the crystal cannot equal it: and the exchange of it shall not be for jewels of fine gold.
Bible References
Crystal
Revelation 4:6
and before the throne was as it were a sea of glass like crystal; and in the midst of the throne and about the throne were four living ones [cherubs] full of eyes before and behind.
Revelation 21:11
having the glory of God; its luminary was like the most precious stone, like a crystalline jasper.
Revelation 22:1
And he showed me a river of water of life, clear as crystal, proceeding from the throne of God and the Lamb.