Classification, mannerism and naming of earthenware are achieved on the basis of elements such as handle, water closet pipe, legs and brackets, also relation between height and diameter of crockery.

a) Earthen wares with their height less than widest diameter of dish:
1- Wide opening dishes: The opening has the largest diameter.
2- Cupules: The height is less than ˝ of diameter.
3- Bowl: The height is equal to ˝ of the largest diameter.
4- Cup: Cup is the same as the bowl, with two differences: First on the size, the height is less than 15 cm. And second in having holder on the body.
5- Teapot: Wide opening dishes, which opening is the largest part of the body, without a neck.

b) Crockery which the height is more than the largest diameter:
1- Chalices: Wide opening dishes, which the opening is the largest part of the body, without a neck.
2- Mugs and Jars: Earthenware with narrow neck (bottle and pitcher with a narrow neck)
3- Jug: With or without a handle
4- Ebrigh: A jug with a narrow tube
5- Scent bottle: A small jug or jar with two handles and less than 15 cm. Height
6- Amphora: Jug or jar with two handles and more than 15 cm.

c) Distinct and special features, such as canteen, animal-shaped dishes, raytons, lamps, tallow burners and candlesticks.

Photo by: © Masoud Soheili