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novaculite

[noh-vak-yuh-lahyt]
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noun Petrology.
  1. a very hard sedimentary rock, similar to chert, composed essentially of microcrystalline quartz.
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Origin of novaculite

1790–1800; < Latin novācul(a) a sharp knife, razor + -ite1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for novaculite

Historical Examples

  • The finest of the novaculite rocks of central Arkansas are quarried near the city.

    Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 7

    Various


British Dictionary definitions for novaculite

novaculite

noun
  1. a fine-grained dense hard rock containing quartz and feldspar: used as a whetstone
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Word Origin

C18: from Latin novācula sharp knife, razor, from novāre to renew
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012