Mineral Resource Map
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North America
United States
Indiana
Porter
Crisman Sand Company
Producer • Sand and Gravel, Construction
Brown Pit
Past Producer • Sand and Gravel, Construction
Lorenz Brothers Pit Number 1
Past Producer • Clay
Porter Co. Hwy Dept.
Producer • Stone
Zehner Pit
Past Producer • Clay
C. Shrock Clay Pit
Past Producer • Clay
Valparaiso Supt. of Streets
Producer • Stone
Box Sand Co Pit
Past Producer • Sand and Gravel, Construction