The word Lucifer is taken from the Latin Vulgate, which translates ×Öµ××Öµ× as lucifer, meaning the morning star, the planet Venus, or, as an adjective, light-bringing.
Standard height for a bathroom vessel sink?   The height to the top of the vessel shoud be 35 plus or minus 1 inch. A 4 deep vessel should be on a 31 vanity.
30 inches is the height of the top of the toilet tank. I assumed there was a standard height for sinks so I did not specify to the plumber. He said wall mount sinks standard is lower than vanity or pedestal sink.