Talc Talc, n. [F. talc; cf. Sp. & It. talco, LL. talcus; all fr. Ar. talq.] (Min.) A soft mineral of a soapy feel and a greenish, whitish, or grayish color, usually occurring in foliated masses. It is hydrous silicate of magnesia. {Steatite}, or {soapstone}, is a compact granular variety. [1913 Webster]

{Indurated talc}, an impure, slaty talc, with a nearly compact texture, and greater hardness than common talc; -- called also {talc slate}. [1913 Webster]

The Collaborative International Dictionary of English. 2000.


См. также в других словарях:

  • Soapstone — (also known as steatite or soaprock) is a metamorphic rock, a talc schist. It is largely composed of the mineral talc and is rich in magnesium. It is produced by dynamothermal metamorphism and metasomatism, which occurs at the areas where… …   Wikipedia

  • Soapstone — Soap stone , n. See {Steatite}, and {Talc}. [1913 Webster] …   The Collaborative International Dictionary of English

  • Soapstone — (engl., spr. ßohpstohn, »Seifenstein«), s.v.w. Saponit (s.d.) …   Kleines Konversations-Lexikon

  • soapstone — ► NOUN ▪ a soft rock consisting largely of talc …   English terms dictionary

  • soapstone — [sōp′stōn΄] n. a compact, usually impure, massive variety of talc, used to make electrical insulators, stove linings, etc …   English World dictionary

  • soapstone —    Steatite; a soft metamorphic rock composed mostly of the mineral talc. Soapstone is used in China for small figurative sculpture similar to work in jade, and in Byzantium it was used for sculpture similar to work in ivory. In India whole… …   Glossary of Art Terms

  • soapstone — Steatite Ste a*tite ( t[imac]t), n. [Gr. ste ar, ste atos, fat, tallow: cf. F. st[ e]atite.] (Min.) A massive variety of talc, of a grayish green or brown color. It forms extensive beds, and is quarried for fireplaces and for coarse utensils.… …   The Collaborative International Dictionary of English

  • soapstone — noun Date: circa 1681 a soft stone having a soapy feel and composed essentially of talc, chlorite, and often some magnetite …   New Collegiate Dictionary

  • soapstone — /sohp stohn /, n. a massive variety of talc with a soapy or greasy feel, used for hearths, washtubs, tabletops, carved ornaments, etc. Also called steatite. [1675 85; SOAP + STONE] * * * …   Universalium

  • soapstone — noun a soft rock, rich in talc, also containing serpentine and either magnetite, dolomite or calcite …   Wiktionary

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