itacolumite [it-uh-kol-yuh-mahyt] ExamplesWord Origin noun
- 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 Examples from the Web for itacolumite Historical Examples of itacolumite
Some authorities hold that the diamond has been formed in certain quartz veins which traverse the itacolumite.
Itacolumite is yellow or pale-brown, and splits readily into thin flat slabs.
British Dictionary definitions for itacolumite itacolumite noun
- 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