grit


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grit

1. any coarse sandstone that can be used as a grindstone or millstone
2. Engineering an arbitrary measure of the size of abrasive particles used in a grinding wheel or other abrasive process

Grit

 

cemented gravel with the texture of sandstone. Grit is widely distributed among sedimentary formations. Its presence is evidence of the intensive erosion of more ancient layers, and it indicates the proximity of a shoal, dry land, or rises (positive forms of basin bottom relief).

grit

[grit]
(geology)
A hard, sharp granule, as of sand.
A coarse sand.
(materials)
An abrasive material composed of angular grains.
(petrology)
A sandstone composed of angular grains of different sizes.

grit

A granular abrasive material (e.g., consisting of particles of aluminum oxide or silicon carbide) which is used to coat cloth, paper, or wheels for sanding, grinding, or polishing; also used to provide a nonslip finish to a surface.
References in classic literature ?
Grit in a sensitive instrument, or a crack in one of his own high-power lenses, would not be more disturbing than a strong emotion in a nature such as his.
When a man's been setting round like a hulk for twenty years or more, seeing things that want doing, it eats inter him, and he loses his grit.
Solomon's Proverbs, I think, have omitted to say, that as the sore palate findeth grit, so an uneasy consciousness heareth innuendoes.
After all, then, the old chap had some grit in him.
Martin did not laugh; nor did he grit his teeth in anger.
Konig grit his teeth and curse savagely under his breath.
In her daily ministrations upon the prisoner she was forced to grit her teeth and steel herself, body and spirit.
Phillips is a Grit too because Prissy Andrews's father is one, and Ruby Gillis says that when a man is courting he always has to agree with the girl's mother in religion and her father in politics.
They were a royal pair of wanderlusters, he, big and broad-shouldered, she a small, brunette, and happy woman, whose one hundred and fifteen pounds were all grit and endurance, and withal, pleasing to look upon.
They're born Grit or Tory, as the case may be, and they live Grit or Tory, and they die Grit or Tory; and what they're going to do in heaven, where there's probably no politics, is more than I can fathom.
Many readers are able, no doubt, merely to disregard them, but there are others, like Lowell, to whom the moral, 'when they come suddenly upon it, gives a shock of unpleasant surprise, as when in eating strawberries one's teeth encounter grit.
This outer life, though obviously horrid, often seems the real one--there's grit in it.