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 periodicals archive ?
Torture But the only thing more ludicrous than his Merc's current reliability record was his attempt afterwards to claim, through gritted teeth, that it might be for the best.
I'm away to work on perfecting my Gritted Teeth, Clenched Muscled, Wide Eyed Stare of Sheer Will.
Christmas was something done through gritted teeth, but it worked out in the end and was a success for the kids.
The Lewis Hamilton show returns to Europe this weekend and the Spanish champion may be congratulating his McLaren team-mate through gritted teeth once more.
I feel there may be a lot of gritted teeth this festive season.
There's nothing gained from beating the little brute,' I concede through gritted teeth.
When someone asks how he plans to do it, Russell says through gritted teeth, ``I'm going to kill them all, sir.
WHEN John Whittingdale revealed his plans for the BBC, every word must have been given through gritted teeth.
Yet the only thing more ludicrous than his Merc's current reliability was his attempt afterwards to claim, through gritted teeth, it might be for the best.
And quizzed if that meant Ferdy would definitely travel the Scot, through gritted teeth, spat "Yes".
THE HOTEL Channel 4, 8pm Admittedly, it can't be easy running a hotel; having the ability to keep everybody happy all the time and doing it through stubbornly gritted teeth with a pseudo-friendly grin plastered across your face.
05) as he will probably be smiling through gritted teeth as he watches Paul Nicholls receive yet another Trainers Championship award.