'Appearance' in the Bible
Within it there were figures resembling four living beings. And this was their appearance: they had human form.
Regarding the appearance of the wheels and their construction: they gleamed like chrysolite (beryl, olivine); and the four were made alike. Their appearance and construction were a wheel [set at a right angle] within a wheel.
Now above the expanse that was over their heads there was something resembling a throne, it appeared like [it was made of] sapphire or lapis lazuli; and [seated] on that which looked like a throne, high up, was a figure with the appearance of a man.
Now upward, from that which appeared to be His waist, I saw something like glowing metal that looked like it was filled with fire all around it; and downward, from that which appeared to be His waist, I saw something like fire; and there was a brightness and a remarkable radiance [like a halo] around Him.
As the appearance of the rainbow in the clouds on a rainy day, so was the appearance of the surrounding radiance. This was the appearance of the likeness of the glory and brilliance of the Lord. And when I saw it, I fell face downward and I heard a voice of One speaking.
Then I looked, and behold, a likeness [of a man] with the appearance of fire; from His loins downward He was like fire, and from His loins upward He had the appearance of brightness, like gleaming metal (bronze).
Then I looked and behold, [there were] four wheels beside the cherubim, one wheel beside one cherub and another wheel beside each other cherub; and the appearance of the wheels was like a sparkling Tarshish stone (beryl).
As for their appearance, all four looked alike, as if one wheel were within another wheel.
So He brought me there; and behold, there was a man [an angel] whose appearance was like bronze, with a line of flax and a measuring rod in his hand; and he was standing in the gateway.
and a passage in front of them was like the appearance of the [attached] chambers on the north, and they had the same length and width, and all their exits were like both their arrangements and their entrances.
“As for you, son of man, describe the temple to the house of Israel, so that they will be ashamed of their sins; and let them measure its plan [in detail].