stone dust

stone dust

[′stōn ‚dəst]
(mining engineering)
Inert dust spread on roadways in coal mines as a defense against the danger of coal-dust explosions; effective because the stone dust absorbs heat.

stone dust

Pulverized stone used for walks, either mixed with earth and compacted or mixed with gravel to fill the spaces between irregular stones and produce a stable surface.
References in periodicals archive ?
Coolers and harnesses on machines such as stone crushers and screeners, concrete pumps, air compressors and other off-road equipment are daily put to the test due to vibrations and external forces, as well as the fine stone dust in quarries and mines.
The walkway project is edged with natural split granite blocks and paved with packed stone dust.
He was seeking compensation for the lay-off which he alleged the firm had done after he complained about the health risks for employees suffering from stone dust.
A stone dust trail will be built from Burtch Road to the Nature Park.
A FORMER quarry worker died after years of exposure to stone dust, an inquest heard.
In particular, companies who generate stone dust, which contains silica, should take precautions to protect their employees' health.
An increased incidence to Parkinson's did not follow an exposure to other occupational hazards, including asbestos, coal or stone dust, chemicals, acids, or solvents.
The first man fell into the 20m-high silo, which was half-full of stone dust, at Consolidated Brick, in Brindley Road, Grangetown, before the second man became trapped while trying to help.
In a dry-laid walk, the bricks rest on layers of stone and sand (the stone dust allows water to drain through, and the sand provides a cushion for minor adjustments).
Trotters and pacers will traverse a 5/8ths-mile, stone dust track that runs parallel to the Delaware River, providing a spectacular view across the water.
We sell the subbase material, stone and stone dust products, all the way up to washed products for septic waste filtration.