Shelly ware was typically handmade until the tenth century, when potters transitioned to wheel-thrown pottery.
Shelly wares were manufactured and distributed in the Upper Thames Valley, southeastern coastal areas of Britain and the East Midlands.
The Early Medieval period for pottery in Britain begins in 1066, from the Norman Conquest, and ends at the close of the 12th century.
[4] Late Saxon Shelly Ware was manufactured in the Upper Thames Valley and distributed over a widespread area, including London.
By the middle of the tenth century, wheel thrown production was replacing hand made pottery manufacturing in the east midlands, Upper Thames Valley, and southeastern england.
The fabric of Late Saxon Shelly ware contains numerous fragments of shell, which on microscopic examination, are seen to be encompassed in a chalky matrix.