Table of Contents1) Natural Aggregate Building Americas Future 3) Definition of Natural Aggregate 4) Definition of Gravel and Crushed Stone 6) Uses of Natural Aggregate (Major Construction Projects) 7) Uses of Natural Aggregate (Houses) 13) Preemption of Aggregate Resources 14) Societal Impacts 16) Mining Aggregate (Sand and Gravel) 17) Mining Aggregate (Crushed Stone) 20) Reclamation 21) Summary 22) Conclusions |
Author: Bill Langer email: blanger@usgs.gov
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| U.S. Department of the
Interior, U.S. Geological Survey URL:http://rockyweb.cr.usgs.gov/frontrange/aggregate/aggregate_primer/index.htm Contact: Dan Knepper mailto:dknepper@usgs.gov Updated: 07/26/2000 |
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