3 Bible Verses about Crystals

And before the throne was a sea of glass, like crystal: and in the middle of the throne, and the circle of it, were four animate beings full of eyes before and behind.

and her light was like a most precious stone, even as a Jasper-stone resembling crystal:

And he shewed me a pure river of the water of life, clear as crystal, proceeding out of the throne of God, and of the Lamb.