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Natural Aggregate: A Primer
http://rockyweb.cr.usgs.gov/frontrange/aggregate/aggregate_primer/
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This slide show provides an introduction to the production and uses of natural aggregate. Topics include some definitions, uses, and demand for aggregate. There is also information on its occurrence, mining, and production. Full description.
Grade level: Middle (6-8), High (9-12), General public
Resource type: Presentation / Demo
Subject: Geology, Mineralogy or petrology
 
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This resource is included in the following collections:
USGS Education Collection    Browse collection