Mine detail: Downing Quarry

Previously called ''

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Location

Lat / long: 40.77172, -91.90486

Resource(N)

Primary: Stone, Crushed/Broken

Production

Operation type: Surface
Development status: Past Producer

Geology

References

MAS191770024
DEP10218645
Reference{Deposit:: SPERGEN LIMESTONE}{Deposit:: IOWA ST HWY COMM AGGREGATE RESOURCE LISTING 1977}
ReporterIgs / Ck