It cannot be compared to gold and fine glass crystal, nor can it be exchanged for gold-plated weaponry.
There was spread out over the heads of the living beings what looked like a canopy, in outward appearance resembling ice,
In front of the throne was something like a sea of glass as clear as crystal. In the center of the throne and on each side of the throne were four living creatures full of eyes in front and in back.
The glory of God was its radiance, and its light was like a valuable gem, like jasper, as clear as crystal.
Then the angel showed me the river of the water of life, as clear as crystal. It was flowing from the throne of God and the lamb.
It cannot be compared to gold and fine glass crystal, nor can it be exchanged for gold-plated weaponry. Don't even bother to mention coral and crystal wisdom is more valuable than a bag of rubies.
And I'll make your battlements of rubies, and your gates of jewels, and all your walls of precious stones.