gray stone


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gray stone

A synthetic stone composed of carborundum and rubber used to polish dental restorations.
See also: stone
References in periodicals archive ?
Chanting "God is Greatest," the pilgrims threw seven small pebbles at each of the three gray stone walls before moving out of Mina.
Hall, 18, is graduate of the Gray Stone Day School, which is located on the campus of Pfeiffer University in Misenheimer, N.
The gray stone work, gothic arches and turret of Weatherwolde was a dream come true.
Buff stone usually seasons in about 60-90 days, while gray stone may take up to six months.
The mottled gray stone of the new head is different from the rest of the body only in the fact that it hasn't been out in the weather for almost 100 years.
Black tie mixes matte and shiny glaze finishes with platinum; Moonstone features a gray stone border accented with platinum.
In Oedipe, he adorned the stage with gray stone sculptures that suggested giant penises, thus embarrassingly stressing the story's Freudian aspect, and the costumes, likewise by Pilz, seemed to have been purchased in a sale of a large middle-class department store.
He named the new material after the gray stone quarried on England's Isle of Portland.