Wiktionary
unveined
a. 1 Not veined; not having veins 2 (context geology English) Not having a geological vein.
Usage examples of "unveined".
Those eyes could truly have been of glass, so unveined and polished they seemedlike a sky of summer drought.
Harry gaped upward at the shining, unveined, white marble walls of the palace, rising two stories to a battlemented wall above the huge bronze doors.
It was like a palace of light, of which the framework or skeleton was of white unveined marble.