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The Ohio Aggregates & Industrial Minerals Association is the trade association in Ohio that represents all of the state's mining operations, except coal. These commodities include mostly construction materials, both natural and manmade, such as aggregates (which are sand, gravel, slag, and crushed limestone, dolomite, and sandstone), salt, clay, shale, gypsum, industrial sand, building stone, lime, cement, and recycled concrete.

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Project STONE (Science Teaching in Ohio's New Economy) celebrated its 5th year in 2014. This Teachers Education Program includes hands-on learning opportunities including visits to OAIMA (Ohio Aggregates & Industrial Minerals Association) members’ operations in Ohio. Teachers learn how to incorporate real-life Earth Science into inquiry based science lessons including career opportunities in the Aggregates Industry. This exciting and informative program is co-sponsored by Wright State University, The Ohio Board of Regents and OAIMA. This comprehensive 2-week program is featured in the Project Stone Video.