CrystalFS (PDF File)
What is crystalline silica? Crystalline silica is a basic component of soil, sand, granite, and many other minerals. Quartz is the most common form of crystalline silica. Cristobalite and tridymite are two other forms of crystalline silica.
www.osha.gov/OshDoc/data_General_Facts/crystalline-fact... www.osha.gov/OshDoc/data_General_Facts/crystalline-factsheet.pdf
Silicosis is a disabling, nonreversible and sometimes fatal lung disease caused by overexposure to respirable crystalline silica. Silica exposure remains a serious threat to nearly two million US workers.
www.osha.gov/SLTC/silicacrystalline/index.html www.osha.gov/SLTC/silicacrystalline/index.html
Special Publication; CRYSTALLINE SILICA; PRIMER; Staff, Branch of Industrial Minerals; U.S. Department of the Interior; Manuel Lujan, Jr., Secretary; U.S. Bureau of Mines; T S Ary, Director; ... Library of Congress Cataloging-in-Publication Data: Crystalline silica primer/staff, Branch of lndustrial Minerals.
minerals.usgs.gov/minerals/pubs/commodity/silica/780292... minerals.usgs.gov/minerals/pubs/commodity/silica/780292.pdf
Industrial sand and gravel, often called "silica," "silica sand," and "quartz sand," includes sands and gravels with high silicon dioxide (SiO2) content. These sands are used in glassmaking; for foundry, abrasive, and hydraulic fracturing (frac) applications; ... Crystalline Silica Primer (PDF)
minerals.usgs.gov/minerals/pubs/commodity/silica/ minerals.usgs.gov/minerals/pubs/commodity/silica/
Silicon dioxide - Wikipedia, the free encyclopedia
The chemical compound silicon dioxide , also known as silica (from the Latin silex ), is an oxide of silicon with a chemical formula of SiO 2 and has been known for its hardness since antiq...
en.wikipedia.org/wiki/Silicon_dioxide
24 CRYSTALLINE SILICA, QUARTZ INTER-ORGANIZATION PROGRAMME FOR THE SOUND MANAGEMENT OF CHEMICALS A cooperative agreement among UNEP, ILO, FAO, WHO, UNIDO, UNITAR and OECD This report contains the collective views of an international group of experts and does not necessarily represent the decisions or the stated policy...
www.inchem.org/documents/cicads/cicads/cicad24.htm
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www.cdc.gov/niosh/02-129A.html
What is crystalline silica (quartz)? ... Where are construction workers exposed to crystalline silica dust? ... How is OSHA addressing exposure to crystalline silica-containing dust?
www.oshainfo.gatech.edu/silica-eng.html www.oshainfo.gatech.edu/silica-eng.html
Free Online Library: Occupational exposure to crystalline silica dust in the United States, 1988-2003.(Research) by "Environmental Health Perspectives"; Health, general Environmental issues ... Silica dust; A type of dust from silica (crystalline quartz) which causes breathing problems in workers in the fields of mining,
www.thefreelibrary.com/Occupational+exposure+to+crystal... www.thefreelibrary.com/Occupational+exposure+to+crystalline+silica+dust+in+the+United+...-a0131198957
Crystalline silica; Synonyms; Silica, silicon dioxide; Reactivity and Physical Concerns; Silica, or silicon dioxide, is a naturally occurring mineral and its physical structure may exist in either crystal or amorphous forms.
www-group.slac.stanford.edu/esh/eshmanual/references/ha... www-group.slac.stanford.edu/esh/eshmanual/references/hazmatGuideSilica.pdf