- noun a fine-textured clay used in the manufacture of ceramics.
English new terms dictionary. 2014.
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Ball clay — Ball clays are kaolinitic sedimentary clays, that commonly consist of 20 80% kaolinite, 10 25% mica, 6 65% quartz. Localized seams in the same deposit have variations in composition, including the quantity of the major minerals, accessory… … Wikipedia
Ball Clay — Le ball clay est une roche contenant généralement trois minéraux dominants : 20 à 80 % de kaolinite ; 10 à 25 % de mica et 6 à 65 % de quartz. Le ball clay fait partie des argiles secondaires ou alluviales. Comparé au… … Wikipédia en Français
Ball clay — Le ball clay est une roche contenant généralement trois minéraux dominants : 20 à 80 % de kaolinite ; 10 à 25 % de mica et 6 à 65 % de quartz. Le ball clay fait partie des argiles secondaires ou alluviales. Comparé au… … Wikipédia en Français
ball clay — noun Etymology: from its formation into balls for transport from the mines : a very plastic high firing clay that fires white to light buff and is used especially to give plasticity to clayware bodies containing short clays * * * Ceram. a fine… … Useful english dictionary
ball clay — In ceramics, an ingredient included in a many clay bodies because of its plasticity. Ball clay may be black or gray in color but fires almost white. It contracts considerably as it dries and when fired … Glossary of Art Terms
ball clay — Ceram. a fine dark kaolinic clay that turns white or nearly white when fired, used in the manufacture of a wide variety of ceramic wares in combination with other clays for its exceptional bonding properties and plasticity. [1805 15] * * * … Universalium
ball clay — noun A type of clay … Wiktionary
ball clay — fine highly plastic clay that turns nearly white after firing (used to manufacture fine ceramics) … English contemporary dictionary
Purbeck Ball Clay — Mine … Deutsch Wikipedia
Purbeck Ball Clay — is a concentration of ball clay found on the Isle of Purbeck in the English county of Dorset.GeologyThe main concentration of ball clay in Dorset is to the north of the Purbeck Hills centred around Norden. Ball clays are sedimentary in origin.… … Wikipedia