Iowa · Linn County
Past Producer
Unknown
Linn County, Iowa, United States
Stone
Crushed/Broken
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USGS source ↗
Commodities
Primary
Stone, Crushed/Broken
Commodity type
N
Economic & production
Development status
Past Producer
Identification
Deposit ID
10267317
Region
NA
Data score
D
Coordinates
42.18471, -91.50545
References
HOPKINTON FORMATIONAPPEARS AS GRAVEL PIT ON USGS 7.5 MINUTE CENTRAL CITY IOWAQUADRANGLEIOWA ST HWY COMM AGGREGATE RESOURCE LISTING 1977USDA SOIL SURVEY OF LINN COUNTY IOWA 1975