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Kaolin vs Talc - What's the difference?

kaolin | talc |

As nouns the difference between kaolin and talc

is that kaolin is a fine clay, rich in kaolinite, used in ceramics, paper-making, etc while talc is a soft mineral, composed of hydrated magnesium silicate, that has a soapy feel and a greenish, whitish, or grayish color, and usually occurs in foliated masses.

As a verb talc is

to apply talc.

kaolin

English

Alternative forms

* kaoline

Noun

(wikipedia kaolin) (-)
  • A fine clay, rich in kaolinite, used in ceramics, paper-making, etc.

    • Synonyms

    * china clay * when used as an anti-caking agent * paper clay

    Derived terms

    * kaolinic * kaolinite * kaolinize * metakaolin

    References

    * Krueger, Dennis (December 1982). "Why On Earth Do They Call It Throwing?" Studio Potter Vol. 11, Number 1.[http://www.studiopotter.org/articles/?art=art0001] (etymology) ----

    talc

    English

    (wikipedia talc)

    Noun

    (en noun)
  • A soft mineral, composed of hydrated magnesium silicate, that has a soapy feel and a greenish, whitish, or grayish color, and usually occurs in foliated masses.
  • * 1978', C. J. Parmentier, G. J. Gill, ''Practical Aspects of '''Talc and Asbestos'', C. C. Gravatt, Philip D. LaFleur, Kurt F. J. Heinrich (editors), ''Proceedings of Workshop on Asbestos, Definitions and Measurement Methods , page 406,
    • With this background and experience we feel justified in stating that not all talcs contain, or are associated with, asbestos.
  • * 1987', Joseph A. Radosta, Nikhil C. Trivedi, ''11: '''Talc'' , H.S. Katz, J.V. Mileski (editors), ''Handbook of Fillers For Plastics , page 217,
    • For example, Montana talcs' approximate the theoretical composition, while California ' talcs often contain calcite (CaCO3) and dolomite (CaCO3 • MgCO3).
  • * 2003 , Harutun Karian, Handbook of Polypropylene and Polypropylene Composites , Revised and Expanded Edition, page 573,
    • Micronized talcs' and, to an even higher degree, submicrometer ' talcs significantly influence the processing parameters.

    Related terms

    * talcum

    Verb

    (en verb)
  • To apply talc.
  • * 1940 , Rubber Journal , Volume 99, page 479,
    • "Generous talcing'" is applied not only to the naked bale, but to the inside of the wrapper, and after stenciling, to the interior of the package. This ' talcing is repeated, "if necessary, dependent upon the number of handlings up to and into stores for steamer loading."
  • * 1977 , Great Britain Health and Safety Executive, Manufacturing & Service Industries , page 43,
    • Three manufacturers have now produced separate designs for talcing boxes; one uses conventional techniques of brushing and vibrators, one is a fluidised bed and the third is an electrostatic applicator.
  • * 1983 , Aaron Elkins, The Dark Place , 2010, page 107,
    • Then he talced his hands, slipped on a new pair of rubber gloves, went to the shapeless thing at the other end of the table, and began to work.

    See also

    * soapstone * steatite ----