Construction Sand and Gravel - USGS
Construction sand and gravel, one of the most accessible natural resources and a major basic raw material, is used mostly by the construction industry. The construction sand and gravel industry is a major contributor to and an indicator of the economic well-being of the Nation, producing a high volume of basic products with low unit value.List of U.S. state minerals, rocks, stones and gemstones,,Leaders of states in the U.S. which have significant mineral deposits often create a state mineral, rock, stone or gemstone to promote interest in their natural resources, history, tourism, etc. Not every state has an official state mineral, rock, stone and/or gemstone, however.Construction Aggregate Calculator - Vulcan Materials Company,Construction Aggregate Calculator. Enter the width, length, thickness, and product density and hit the “Calculate” button to calculate your estimate.