there are several types of terrazzo flooring available at the moment, 1 . instu cast terrazzo where you screed the sub floor and put pvc or brass expansion trim into the screed, mix the terrazzo and then screed it into the panels you have created this then needs to be rolled out with a heavy roller as per tarmac to help the cement bond to the screed and to roll the air out of the mixture ,this is then covered over with wet blankets ,wet newspaper or polythene sheeting to slow the setting time down to cure it so to avoid cracking. once set you have to zombie the floor its called zombieing as you are there for hours with a rotary machine grinding the floor flat and bringing the marble chippings to the surface to achieve the look ,this is then allow to dry out further then sealed very time comsuming and only to be under taken by experts in fact terrazzo work has its own apprenticeship as far as i am aware 2. terrazzo tiling standard terrazzo tiles are between 40-60 thick and have a conctrete backing these are fitted on a sand and cement bed and are beaten home with a rubber mallet after the application of cement slurry on the bed ,again once dry they are grouted and ground down to give a unform flat finish .3 terrazzolux tiles these tiles are a thin terrazzo resin tile used alot in train stations etc and can be fitted with adhesive these tiles are 8-10mm thick and are not normally ground down
