Finer pieces are in porcelain, but both the color and the glaze can be produced in stoneware and earthenware.
Most of the earlier Longquan celadon is on the border of stoneware and porcelain, meeting the Chinese but not the European definitions of porcelain.
Of the many techniques perfected there, Dresden lace is the most sought.
It was used to create the illusion of real fabric on figurines of, say, ladies dancing at a court ball or posing in so-called crinoline groups.
The Recommended Retest Date for individual lots may be extended subject to quality review.
If extended, a new Date Retested and Recommended Retest Date will be published on the Certificate of Analysis.
We document the Quality Release Date, that is, the point in time when analytical data has been reviewed as confirming compliance with product description, specification and lot uniformity, for all products.
For those materials where shelf life information is a requirement, expiration and retest periods are available at the batch level.
The early Coalport porcelain wares are mostly unmarked.IVD products that are expiration dated will have the expiration date found on the product labels.When dating is indicated by month and year only and no specific date is otherwise stated on the label or elsewhere, the product is expected to meet specifications until the last day of the month.The mock Chelsea mark can be an overlarge gold anchor.Ornate and fine quality Coalport porcelain can include mock Sevres marks with a C at top.