/noh vak"yeuh luyt'/, n. Petrol.
a very hard sedimentary rock, similar to chert, composed essentially of microcrystalline quartz.
[1790-1800; < L novacul(a) a sharp knife, razor + -ITE1]

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      very dense, light-coloured, even-textured sedimentary rock, a bedded chert in which microcrystalline silica (silicon dioxide, SiO2) in the form of quartz predominates over silica in the form of chalcedony. Deposits of novaculite exhibit stratification. The name is applied chiefly to formations in Arkansas, Oklahoma, and Texas. See also chert and flint.

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Universalium. 2010.

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  • novaculite — [nō vak′yo͞o līt΄] n. [< L novacula, razor ( < * novare, to scrape, whet < IE * ksnewā < base * kes , to scratch, comb > HARDS) + ITE1] a light colored, hard, extremely fine grained siliceous sedimentary rock, often used as a… …   English World dictionary

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  • novaculite — noun Etymology: Latin novacula razor Date: 1796 a very hard fine grained siliceous rock used for whetstones and possibly of sedimentary origin …   New Collegiate Dictionary

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  • novaculite — (no va ku li t ) s. f. Terme de minéralogie. Schiste dont on fait des pierres à rasoir. ÉTYMOLOGIE    Lat. novacula, rasoir …   Dictionnaire de la Langue Française d'Émile Littré

  • novaculite — [nə(ʊ) vakjʊlʌɪt] noun Geology a hard, dense, fine grained siliceous rock resembling chert, with a high content of microcrystalline quartz. Origin C18: from L. novacula razor + ite1 …   English new terms dictionary

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