Silicosis in mica mining in Bihar.
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Silicosis in mica mining in Bihar. by India. Office of the Chief Adviser, Factories.

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Published in [Delhi] .
Written in English



  • India,
  • Bihar (State)


  • Silicosis -- India -- Bihar (State),
  • Mica miners -- India -- Bihar (State)

Book details:

LC ClassificationsRC774 .I45 1953
The Physical Object
Paginationii, 38 p.
Number of Pages38
ID Numbers
Open LibraryOL4944253M
LC Control Number76371867

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This report gives detailed information on 62 hand-drillers drawn from 3 mica mines in Bihar. Of 1, mica mines in India, in , drilling was done by hand in , and with compressed-air drills in mines. In hand-drilling was done without dust-traps in 74% of mica mines. Dust control was not required by law up to the end of but wet drilling is now being enforced and mechanical Author: M. N. Gupta. Conclusion: silicosis seems still common among silica exposed construction workers, together with co-existing comorbidities. References 1. Suarthana E, Moons KG, Heederik D, Meijer E. “Mica is found imbedded in the pegmatite vein in the form of what are known as ‘books of mica'. These are crystals of mica and comprise the mineral in its crude form. They may vary in size from a few cubic inches to big blocks, measuring two to three hundred square inches in the place of the laminations and one foot or more across it.   Mica can be found in the mines of Jharkhand and Bihar. Most of it is extracted from illegal mines using child labour (in , the export of mica was over eight times the country's officially.

Bihar is the principal holder of country’s pyrite resources and possesses 95% of resources. Bihar has also some good resource of Bauxite in Jamui district, Cement Mortar in Bhabhua,, Mica in Muzaffarpur, Nawada, Jamui, Gaya and salt in Gaya and Jamui. Mineral Distribution in Bihar. Important mineral.   The Indian Bureau of Mines lists only 21 underground mica mines, and just leases, and mica production officially is a m tonnes. . volume of silica mining in the area. He visited more than 50 mining sites to document the impact of large scale surface mining on agricultural and forest land. Water is most important element in processing and refining silica sand and, therefore, to study the nature and amount of water. In India silicosis is prevalent in Gujarat, Rajasthan, Pondicherry, Haryana, Uttar Pradesh, Bihar, Chhattisgarh, Jharkhand, Orissa and West Bengal among the workers of construction and mining. Factory Act of India () mandates a well-ventilated working environment, provisions for protection from dust, reduction of overcrowding and provision.

Dutch campaign group SOMO estimates up to 20, children are involved in mica mining in Jharkhand and Bihar. Investigations by the Thomson Reuters Foundation over three months found children working in and around mica mines in northern Jharkhand, southern Bihar and in Rajasthan. “The majority of mica mining takes place in Jharkhand and Bihar, but there are hardly any legal mines in these states, so the mica from these states is exported using the licenses of legal mines. % Children%sorting%Mica%in%Jharkand,% "Mine%ownerssaythe%children%aren't%working%inside%the%mines,%they're%outside.%That%they're%. India is the largest producer and exporter of mica in the world. Mica deposits are found in which states of India? Answer: Mica deposits mainly occur in Jharkhand, Bihar, Andhra Pradesh and Rajasthan. Enrich Your Learning: Distribution of Minerals in India Iron: India has deposits of high grade iron ore. The mineral is Continue reading "India is the largest producer and exporter of mica in.