Originally Posted by GazTech

Concrete floor, screeded with Granite tile.
1.Prime ( not PVA ),
2.Set tiles with single part or rapid flexible,
3.Seal Granite with recommended product,
4.Grout with flexible adhesive.
NB. On larger areas, some form of movement joint may be required. as outlined in British Standard BS 5385: Part3:1989:Clauses 19 and 23.6