


Valuation of Aggregate Operations for Banking Purposes … - Introduction to 'Aggregates 101' : Pit & Quarry
Sand and gravel pits are located in every county in Minnesota. In 1990, the Minnesota Department of Natural Resources, Division of Minerals (DNR Minerals), estimated the number of active and inactive operations at 1500 with the view that this number was likely too low (Dennis Martin, pers. comm.). Quarries for mining limestone, dolomite,A gravel mining operation is expected to begin in 2020 on the property located south of Highway 119, east of the Harvest Junction development. The gravel mine was permitted by the Boulder County Commissioners in 2002 and was …
