vidian survive floor collapse

Vidian was in an upper chamber addressing the droidmaster and his three terrified aides when the floor fell in.
Everything went dark as Vidian, his audience members, and all their furnishings tumbled downward. The fall was brief, with the remnants of what had been the floor beneath their feet smashing to pieces on the tougher surface below.  An immense jolt rocked Vidian.
Up to his hips in stone, he took a moment to regain his bearings.
[...] Vidian used his cybernetic arms to dig himself out. Then he began climbing for the aperture above.

A New Dawn, ch. 8, pg. 369