ball clay

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English[edit]

Etymology[edit]

Clay of this kind found in Dorset and Devon, England, used to be cut into balls that weighed 30 pounds.

Noun[edit]

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Wikipedia

ball clay ‎(usually uncountable, plural ball clays)

  1. A type of clay that commonly consists of 20-80% kaolinite, 10-25% mica, and 6-65% quartz.

References[edit]

  • Krueger, Dennis (December 1982). "Why On Earth Do They Call It Throwing?" Studio Potter Vol. 11, Number 1.[1] (etymology)