Badarian flint tools continued to develop into sharper and more shapely blades, and the first faience was developed.[51] Distinctly Badarian sites have been located from Nekhen to a little north of Abydos.[52] It appears that the Fayum A culture and the Badarian and Tasian Periods overlapped significantly; however, the Fayum A culture was considerably less agricultural and was still Neolithic in nature.[51][53]