This building only becomes active once it reaches level 82.
limited to 10 refines a day (reset 20:00 server time daily)
possiblity of refining in a group of up to 3 people although possible to refine on your own
Unable to refine while under protection.
Unable to refine while city you are in is under occupation from another faction.
Even though you dont get the Lab until lv 82, and can not use until the Lab is lv 82, the Alchemists level is based on lv 80.
The cost of refining and the sell price of the stone is based on the city's price level which deviates in a cyclical pattern every 30 mins.
The host of the refine item is given a free pass on reductions and is the only one, of the three possible, that does not effect the Success and Transmutation in a negative way.