itacolumite

American  

[it-uh-kol-yuh-mahyt] / ˌɪt əˈkɒl yəˌmaɪt /

noun

1. 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.

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itacolumite British  

/ ˌɪtəˈkɒljʊˌmaɪt /

noun

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

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Etymology

Origin of itacolumite

1860–65; named after Itacolumi, mountain in Brazil; see -ite ¹

Example Sentences

Along beside, and traversing through and through these golden rocks and sands, occur immense bands of itacolumite, known, from its flexibility, as the elastic sandstone.

From Martyria or Andersonville Prison by Hamlin, Augustus C.

The diamond, which consists of pure carbon, is generally met with in alluvial deposits, but sometimes, also, in a curious flexible sandstone, called itacolumite.

From Geology by Geikie, James