Crushed Stone: The Unsung Mineral Hero
Crushed Stone: The Unsung Mineral Hero: Crushed stone is often looked upon as one of the lowliest of commodities, however it is used for such a wide variety of purposes in so many industries that it should be elevated to a position of distinction. It is the geologic commodity upon which almost everything is built. The Wordle word cloud above shows just a few of its diversity of uses.Crushed Stone - Lehigh Hanson, Inc.,Common designations include, but are not limited to: Base, Subbase, Dense Graded Base, Crushed Stone Base, Graded Aggregate Base (GAB), Aggregate Base Course (ABC), Macadam Base Course (MBC) Ballast Large coarse aggregates that consist of crushed stone (hardstone such as rhyolite, granite and sometimes dolomite) with particle sizes ranging from,Aggregate Base Course | Acme Sand & Gravel,Aggregate Base Course . Aggregate Base Course often referred simply as ABC, has certain desirable properties. Base Course in pavements refers to the sub-layer material of an asphalt roadway and is placed directly on top of the undisturbed soil (Sub-Grade) so as to provide a foundation to support the top layers of the pavement.