conglomerate

CR > United States > Puerto Rico > Unidentified Aggregate Workings
NA > United States > South Carolina > Draytonville Quarry
NA > United States > Tennessee > Burkhart Quarry
NA > United States > Tennessee > Hoyt'S Sand Co. No. 2 Pit
NA > United States > Tennessee > Mid-State Materials Co., Inc.
NA > United States > Tennessee > Ralph Rogers & Company, Inc. - Oliver Springs Quarry
NA > United States > Tennessee > Taylor Pit
NA > United States > Tennessee > Webb Sand Company Pit
NA > United States > Texas > Stone Quarry
NA > United States > Utah > Cemetery Gravel Pit
NA > United States > Utah > Rozel Flat Gravel
SA > Ecuador > Pichincha > Unknown Name