mineral dust

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mineral dust

A very finely divided mineral product, the greatest bulk of which will pass through a 74-micron (No. 200) sieve; the most common such material is pulverized limestone.
References in classic literature ?
A cottontail rabbit had scuttled across the road, and a tiny dust cloud lingered like smoke, marking the way of his flight.
The problem [of dust clouds compromising people's health] will carry on in the meantime,' Sokhom stressed.
It explained that the reported emission of unusual smoke coming from the Pinatubo and other observations were actually dust clouds generated by rockslides.
Neighbours on a Whiston street have been plagued by months of flooding, putrid smells and dust clouds they say are due to a new housing development behind their homes.
By Scott Burton FRANCE GALOP have confirmed further remedial work will be carried out on the track at Longchamp in an attempt to avoid a repeat of the dust clouds that the horses kicked up during last Sunday's Arc Trials card.
The Australian Army has been made aware of the issue raised by members of the public regarding large dust clouds descending on the Lincoln Highway.
Just as the Red Planet began to inch into the evening sky in late May, ahead of its closest opposition since 2003, a swath of bright orange dust clouds covered the dark albedo feature Mare Acidalium.
The huge amount of smog carrying dust clouds is harmful and makes breathing difficult, leading to respiratory illnesses, besides creating power outages.
Summary: Temperatures will drop over the next couple of days, with dust clouds affecting majority of the Emirates
For instance, while current theoretical models predict the existence of larger dust grain sizes in areas with greater dust density, the observations reveal that dense dust clouds and the less concentrated dust clouds look more or less alike.
Dust clouds the view of Jeddah's corniche amid a raging sandstorm.
Submillimeter light can penetrate dust clouds, revealing details at the center of the galaxy and in stellar nurseries not visible at other wavelengths.