Gravel Limestone Slag Sand
Indiana Mineral Aggregates Association

La Porte


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IMAA represents over 90% of aggregate production in Indiana. Find out what we’re doing for our members and how you can benefit from IMAA.
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IMAA members produce crushed stone, sand, gravel or slag, sell mining equipment, haul material, and much, much more.
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The Source Report – the bi-monthly membership newsletter of the Indiana Mineral Aggregates Association.

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