a sandstone consisting of interlocking quartz grains and mica scales, found principally in Brazil and North Carolina, and noted for its flexibility in thin slabs.

Origin of itacolumite

1860–65; named after Itacolumi, mountain in Brazil; see -ite1 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for itacolumite

Historical Examples of itacolumite

British Dictionary definitions for itacolumite



a fine-grained micaceous sandstone that occurs in thin flexible slabs

Word Origin for itacolumite

C19: named after Itacolumi mountain in Brazil where it is found
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