Origin of china clay
First recorded in 1830–40
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for china clay
Limestone, grindstones, china-clay and building-stone are quarried.
China-clay consists of decomposed felspar, quartz and white mica.
A place that flourishes on the china-clay works in the neighbourhood.
The china-clay rocks of Cornwall and Devon are granites in which the orthoclase has become kaolinized.
In order to prepare kaolin for the market, the china-clay rock is broken up, and the clay washed out by means of water.
- another name for kaolin
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012