Pottery dating techniques

This causes the glaze to fuse with the clay body, creating a vitreous, impermeable surface.

Where earthenware usually ranges in colour from buff to dark red, stoneware varies from grey to buff, or even green - as in the case of celadon. (1) It can be glazed, using a range of mineral-based colour pigments.

There are three main types of ceramic ware: earthenware, stoneware and porcelain, categorized according to the clay used to make them, and the temperature required to fire them.

(A) Earthenware is the oldest and easiest type of pottery.

New techniques such as items decorated in lustre were introduced and one of our specialisation’s is pink and silver lustre objects from the circa 1820/35 period.

These pieces can form a stunning assemblage and are often used by interior designers to create a statement in a room.

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Hundreds of potters were busy producing decorative and functional wares for the exploding population.

Some fine examples also came from the famous Dillwyn and Glamorgan Potteries in South Wales.

The 19th century saw a massive expansion of the population in Britain a country at the height of its power due to the impact of the industrial revolution and successful military and naval campaigns.

It is also the softest, being heated at the lowest temperature (typically between 10 degrees Celsius). (B) Stoneware is a denser type of pottery that is fired at a higher temperature (between 11 degrees Celsius).

In addition, stoneware is typically coated with a glaze of powdered glass and fired again at a higher temperature.

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